Crustless Pizza

Annie Lampella @ Ketofocus

By Annie Lampella, Pharm.D.

Published February 20, 2022 • Updated March 6, 2026

This post may contain affiliate links. See my disclosure policy.

I built this around what I actually want from pizza: all the toppings, all the cheese, no crust. Ground sausage becomes the base, everything piles on, and it comes together in one skillet in under 15 minutes.

I started making this because I wanted pizza night without spending 30 minutes on dough. What I ended up with is something my family requests more than the version with crust. It’s become one of our Friday night staples.

If you want a totally different spin, my cottage cheese pizza bowl uses cottage cheese as the base for something creamy and high-protein. My keto skillet lasagna hits similar Italian comfort food notes in one pan. And for something even faster, my pizza bowl uses the same flavors with almost no cooking.

a thick slice of crustless skillet pizza on a white plate topped with parsley and red pepper flakes

Ground Italian sausage gets browned and crumbled in a cast iron skillet until those little pieces almost form their own crispy base. Toppings pile on, cheese melts down into everything, and you broil for 2-3 minutes until bubbly. The whole thing comes together in about 15 minutes.

The sausage layer is what makes this work. When you brown it long enough (I give it a full 5-6 minutes over medium-high heat), those crumbled pieces get crispy on the outside and hold everything together like a crust would. I can lift slices right out of my 8-inch skillet once it cools for a few minutes. You can eat it with a fork, but picking it up is more satisfying. One reader, Tracy, told me she makes this weekly now and doesn’t even miss real crust.

This is keto pizza at its most practical. Each slice comes in around 0.5 g net carbs if you skip the marinara and bell pepper. Even loaded up with sauce and veggies, you’re well under 5 g per serving. I’ve been making some version of this since I went keto in 2012, and it’s the one I keep coming back to when I want pizza without any fuss. It’s also a true one-skillet, low carb dinner, so cleanup takes about two minutes.

The topping combinations are wide open. I go heavy on pepperoni because the edges curl up and get crispy under the broiler, and that little crunch is everything. Mushrooms, black olives, and sliced bell pepper are my go-to for a loaded version. For another recipe with Italian sausage front and center, try my stuffed Italian sausage.

I watch the broiler the whole time because the cheese goes from perfectly bubbly to burned in about 30 seconds. Two to three minutes on high is all it takes. I’ve also made this in the air fryer at 400 degrees for about 5 minutes when my skillet fits. Let it sit for a couple minutes before cutting. The cheese firms up just enough to hold together.

How to make crustless pizza

I brown the sausage first, stir in seasoning and a little marinara, cook any vegetables that need softening, then pile on toppings and cheese and broil until bubbly.

ingredients for crustless pizza pictured and labeled as italian sausage, italian seasoning, garlic powder, salt, marinara, bell pepper, pepperoni, mozzarella cheese and cheddar cheese

Key ingredients

  • Ground sausage or pork – I use Italian sausage most of the time because the seasoning is already built in. Ground pork works if you add your own Italian seasoning. Ground beef and turkey are fine too.
  • Seasonings and marinara sauce – A couple tablespoons of marinara give the meat that pizza-sauce flavor. I keep homemade keto pizza sauce in the fridge when I have time to make it. Skip the sauce entirely for the lowest carb count.
  • Pizza toppings – Go heavy. Pepperoni, salami, fresh basil, bell pepper, onion, mushroom, black olive. I load mine up and the sausage base holds it all.
  • Shredded cheese – I mix mozzarella and mild cheddar (4 oz each). Provolone and parmesan also work. For a creamier result, stir in a couple tablespoons of cream cheese before adding the shredded layer on top.
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Recipe
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Crustless Pizza

4.8 (17) Prep 3m Cook 12m Total 15m 4 servings

Ingredients

  • 1 lb ground sausage or pork
  • 1 teaspoon Italian seasoning, optional
  • 1 teaspoon garlic powder, optional
  • 1/2 teaspoon salt
  • 2 tablespoons pizza or marinara sauce, optional
  • 2 oz green bell pepper, optional
  • 4 oz mozzarella cheese, shredded
  • 4 oz cheddar cheese, shredded
  • 14 slices pepperoni

Step by Step Instructions

Step by Step Instructions

1
Cook sausage

In a cast-iron or oven proof skillet, brown and crumble the ground sausage or pork until cooked through. (About 5-6 minutes)

ground sausage cooked in a black cast iron skillet
Tip Can use ground beef, chicken or turkey instead.
Ingredients for this step
  • Italian sausage or ground pork
2
Add seasoning and sauce

Once the ground sausage is cooked through, stir in Italian seasonings, garlic powder, salt and marinara sauce.

stirring cooked sausage with a white spatula
Tip For zero carb pizza option, omit Italian seasoning, garlic powder and marinara sauce.
Ingredients for this step
  • Italian seasonings
  • Garlic powder
  • Salt
  • Marinara sauce
3
Cook vegetables

Push the ground sausage off to the sides of the skillet and add bell pepper or any vegetable that needs to be cooked into the center. Cook until softened, then stir into the rest of the ground meat. Remove from heat.

green bell pepper cooked in with browned sausage in a skillet on a burner
Tip Any vegetables that need to be cooked like onions, mushrooms, bell pepper, cauliflower, should be added here in order to get cooked before going under the broiler. Omit all vegetables for zero carb pizza.
Ingredients for this step
  • Bell pepper
4
Add remaining toppings and cheese

Sprinkle most of the shredded cheese blend on top of the ground sausage layer evening. Top with pepperoni slices or other toppings. Then sprinkle remaining cheese layer on top.

a cast iron skillet with uncooked pizza in it pepperoni topped with shredded cheese
Ingredients for this step
  • Mozzarella cheese (shredded)
  • Cheddar cheese (shredded)
  • Pepperoni
5
Broil

Place skillet in the oven under the broiler on high for 2-3 minutes or until the cheese is melted and bubbly.

a cooked pepperoni pizza sits in a black pan
Tip You can also make this in the air fryer. Bake at 400 degrees for about 5 minutes.
Nutrition Per Serving 1/4 of the pizza
518 Calories
40.1g Fat
35.6g Protein
2.8g Net Carbs
3.3g Total Carbs
4 Servings
Nutrition disclaimer

The nutrition information provided is an estimate and is for informational purposes only. I am a Doctor of Pharmacy (Pharm.D.); however, this content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always consult your physician or other qualified health provider before making any lifestyle changes or beginning a new nutrition program.

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Crustless Pizza

Frequently Asked Questions

Can I make this without meat?

I've tested a cheese-only version where you skip the sausage entirely and build the base from shredded mozzarella crisped directly in the skillet. It works, but it's a different dish. The cheese base gets thin and crackery, more like my cheese taco shells than a pizza crust. You lose the thickness that lets you pile on toppings and pick up slices. If you want a meatless version with more structure, I'd spread a layer of cream cheese on the bottom of the skillet, top with shredded mozzarella, and broil. It holds together better than cheese alone.

What size skillet should I use?

I use an 8-inch cast iron skillet for this recipe. It keeps the pizza thick enough that slices hold together when you pick them up. A 10-inch works too, but the layer will be thinner and you lose that satisfying lift. If you're doubling for a bigger crowd, a 12-inch skillet or oven-safe baking dish is the way to go. I've also made this in a 9x9 baking dish when all my skillets were dirty, and it turned out fine. The sausage base just spreads flatter.

Can I use ground beef instead of sausage?

I've tested it with ground beef, ground turkey, and ground chicken, and they all work. Ground beef is the closest in texture to sausage. Just add your own Italian seasoning and a little extra garlic since you're losing the built-in flavor that Italian sausage has. Turkey comes out a little softer because pork fat is what creates that crispy bottom edge, so season it more aggressively. One of my readers, Teresa, made it with ground beef and homemade marinara from her garden herbs and said it became a weekly staple for her family.

Can I bake this in the oven instead of broiling?

I've done it both ways. If your broiler makes you nervous, bake at 425 degrees for about 8-10 minutes until the cheese is melted and bubbly. It works, but you won't get those browned, blistered spots on the cheese that the broiler gives you in 2-3 minutes. My preference is still the broiler because it's faster and the pepperoni edges curl up and crisp, which is my favorite part. If you go the oven route, I'd bump the temp to 450 for the last 2 minutes to get some browning on top.

How do I reheat leftovers?

I reheat mine under the broiler on high for about a minute. The cheese melts again and the sausage base stays crispy, which is exactly what you want. The microwave works if you're in a rush, but everything goes softer. An air fryer at 350 for 2-3 minutes is my second favorite method. The edges get even crispier than the first time around.

Can I make this ahead and bake it later?

I do this all the time. Cook the sausage and any vegetables, add your toppings and cheese, then cover the skillet and refrigerate. It keeps for 4-5 days before baking. When you're ready, broil on high for 3-4 minutes straight from the fridge. I've prepped two at once on Sunday and baked them throughout the week.

Is this keto friendly?

This is one of the most keto-friendly dinners I make. With the full recipe (sausage, cheese, pepperoni, and marinara), each slice is under 5 g net carbs. If you skip the sauce and bell pepper, it drops to around 0.5 g carbs per slice. I've been eating this way since 2012 and this is one of the recipes that's stayed in my regular rotation the longest.

What vegetables work best?

I've tried just about everything in this. Bell pepper, mushrooms, and black olives are my standard rotation. Onions work but dice them small so they cook through in the skillet. Zucchini and spinach are good in summer, but squeeze out the moisture first or your pizza gets watery. I pat sliced zucchini with a paper towel and wilt spinach separately before adding it.

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The zero carb (carnivore) version

I make the carnivore version when I want to keep my keto macros tight. Just leave out these four things and each slice (1/4 of the skillet) drops to around 0.5 g net carbs:

  • Italian seasoning
  • Garlic powder
  • Marinara sauce
  • Bell pepper

A couple more things I’ve figured out for keeping it low carb:

  • Use ground pork instead of Italian sausage. Italian sausage often has added sugars in the seasoning mix that bump up the carb count. Plain ground pork is just pork.
  • Shred your own cheese from a block. Certain cheddar cheeses and Galbani mozzarella are zero carbs when you buy the block and shred it yourself. Pre-shredded bags have starch coatings that add a carb or two per serving.
a slice of crustless pizza on a white dinner plate with a castiron skillet casserole sits in the background

My tips for the best result

  • Brown the sausage until it’s almost crunchy. I mean really brown it. Cook it until those crumbled pieces start to crisp on the bottom of the skillet. That browned layer acts as your pizza base and gives the whole thing so much more flavor than just-cooked meat. Same principle as my keto hamburger helper, where browning the meat first builds the flavor foundation.
  • Any vegetables that need to cook (onions, mushrooms, bell pepper) go in right after the sausage is done. I push the meat to the sides and cook the veggies in the center for 2-3 minutes until they soften.
  • Watch the broiler. I set a timer for 2 minutes and check. The cheese goes from perfectly bubbly to scorched fast, and every broiler runs a little different.

How to store and reheat

I keep leftovers covered in the fridge for up to 5 days. The sausage base actually holds its texture better than regular leftover pizza. Reheat under the broiler on high for about a minute to get the cheese melty again without making everything go soft. If you have a baking dish version (no cast iron), this reheats the same way.

This freezes well too. I transfer to a freezer-safe dish, cover tightly with foil, and freeze for up to 3 months. Bake from frozen at 400 degrees, covered, for about 20-25 minutes until bubbly. I’ve tested both thawing overnight and cooking straight from frozen, and cooking from frozen actually works better. The edges stay crispier. For another freezer-friendly skillet meal, my Philly cheesesteak casserole reheats just as well.

About the Author
Annie Lampella, Pharm.D.

Annie Lampella, Pharm.D.

Annie is a Doctor of Pharmacy, mom, and the recipe creator behind KetoFocus. With a B.S. in Genetics from UC Davis, she has over 14 years of experience developing family-friendly keto recipes based on the science of human metabolism.

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  1. S
    Sonia Apr 20, 2026

    Found that pressing the sausage into a thinner, more even layer before adding the toppings gives you better cheese coverage and it heats through faster under the broiler. Took me two tries to figure that out, but it's the version I keep coming back to.

  2. L
    Lorraine Apr 15, 2026

    Been keto almost two years and I had basically written pizza off. Made this on a random Wednesday night with what I had in the fridge and I genuinely wasn't prepared for how it felt to eat it. The broiler gets the cheese and pepperoni to this caramelized, slightly crispy top that I forgot existed. It's going on permanent weeknight rotation.

  3. H
    Hannah Apr 8, 2026

    I've tried other sausage-base pizza bowls and they always come out kind of watery and flat. The broiler step is what I was missing. Two minutes on high and the cheese goes from pale to legitimately bubbling and browned, like actual pizza. No idea why I stuck with the other versions.

  4. A
    Amy Apr 5, 2026

    I figured without a crust it was just going to be a sausage scramble, but that broiled cheese on top? Actual pizza.

    1. Annie Lampella
      Annie Lampella Apr 7, 2026

      Ha, same thing I thought when I was testing it. Looks like a skillet scramble until that top layer goes under the broiler.

  5. S
    Sarah Apr 1, 2026

    My husband saw the skillet come out and immediately said 'where's the crust,' then ate half the pan without another word. That sausage base holds all the cheese and pepperoni together so every bite has everything in it. Already planning to make it again Friday.

  6. C
    Casey Mar 22, 2026

    Probably on my sixth or seventh time making this at this point. The first few runs I followed the recipe pretty closely, but somewhere around batch three I started pushing the pepperoni slices toward the edges before it goes under the broiler, so they crisp up separately from the cheese. It sounds like a small adjustment but you end up with these little lacy, almost chip-like rounds around the outside that are genuinely the best part of the whole skillet. I also swapped half the mozzarella for provolone one night when the store was out, and the flavor was noticeably richer (the mozzarella by itself is fine but the provolone adds something underneath). The sausage releases a fair amount of liquid as it cooks, so I drain it pretty thoroughly before adding the sauce or the whole thing ends up watery. Not a dealbreaker, just worth knowing. Still making it most weeks.

    1. Annie Lampella
      Annie Lampella Mar 25, 2026

      Provolone swap is real. I'd do half and half over straight mozzarella at this point. And yeah, the sausage drain belongs in the recipe notes, it goes watery fast if you skip it.

  7. M
    Min Mar 19, 2026

    Made this four or five times now. The two-minute broil is the move. Cheese gets these crispy edges around the pepperoni that I can't stop picking at before I even plate it.

    1. Annie Lampella
      Annie Lampella Mar 20, 2026

      Pre-plating picking is basically the cook's tax. Two minutes is right, push to three and it tips.

  8. A
    Amanda Mar 15, 2026

    Three years keto and pizza nights were still the thing I kept working around. Made this on a Tuesday when the craving hit hard. Broiled mozzarella on top was exactly what I needed, and the sausage base holds up well enough that you don't miss the crust. 2.8 net carbs. It's in the rotation now.

    1. Annie Lampella
      Annie Lampella Mar 17, 2026

      Three years and now it's just Tuesday dinner. I wouldn't skip the broil even when I'm rushing, those blistered spots are the whole point.

  9. M
    Mike Mar 11, 2026

    Swapped the bell pepper for sliced mushrooms and layered in some Calabrian chilis under the cheese. The mushrooms absorbed all that sausage fat in a way the peppers wouldn't, and the chilis made the whole thing run hotter and brighter. Broiled it an extra minute and got this crispy cheese ring around the edge I wasn't expecting. Base recipe is solid but this version got me to where I want it.

    1. Annie Lampella
      Annie Lampella Mar 14, 2026

      Mushrooms soaking up that sausage fat makes so much sense. Peppers don't do that. Calabrian chilis are on my list now.

  10. A
    Amber Davis Mar 8, 2026

    My 9-year-old took one look at this and said 'that's not pizza.' Ate his entire portion without saying another word. The broiled pepperoni curls up at the edges and he kept picking at the pan after he was done. Going into the rotation.

    1. Annie Lampella
      Annie Lampella Mar 9, 2026

      Pan picking after he was done. That's the whole review. That curl on the pepperoni is my favorite part too, happens fast in the last minute under the broiler.

  11. D
    Danielle Mar 6, 2026

    I've made this six or seven times now and the cast-iron detail matters more than I expected. The fat from the sausage renders down and by the time it's under the broiler, the bottom layer gets this tight crust that makes each scoop hold together clean. I started going slightly thicker at the center on batch four and it really helped the cheese stay put when I cut into it. Still at 4 stars until I run a version with Italian sausage instead of plain pork to see what shifts.

    1. Annie Lampella
      Annie Lampella Mar 7, 2026

      The center thickness thing is real. Edges always firm up faster than the middle so it tracks. Italian sausage will shift it more than you'd expect. The fennel blooms under the broiler, skip the Italian seasoning when you run that version.

  12. D
    Donna Mar 1, 2026

    First time making this and the broiler part blew my mind. Two minutes and the mozzarella was already bubbling. Does turkey sausage work or does the pork fat matter for the base?

    1. Annie Lampella
      Annie Lampella Mar 1, 2026

      Turkey works, I've tested it. The pork fat is what gives the base that crispier bottom edge, so turkey comes out a little softer, but it still holds together. Just season it more aggressively since turkey doesn't bring the same built-in flavor pork sausage does.

  13. D
    Diane Feb 26, 2026

    Used hot Italian sausage instead of plain ground and dropped the added Italian seasoning since it's already built into the meat. The base came out tighter, and the heat underneath the cheese is actually well-calibrated without being aggressive. One technique note for anyone using cast-iron: give the skillet a full minute off the burner before you broil. The sausage layer firms up and slices clean instead of pulling apart when you serve it.

    1. Annie Lampella
      Annie Lampella Feb 26, 2026

      Good call skipping the Italian seasoning. Hot Italian already has it covered. That resting step before the broiler is one I need to add to the recipe notes.

  14. W
    Wendy Feb 21, 2026

    Making this Sunday for weeknight meals. Does it reheat well, or does the cheese get weird after a day in the fridge?

    1. Annie Lampella
      Annie Lampella Feb 21, 2026

      I do mine under the broiler on high for about a minute. Cheese melts right back, sausage base stays crispy. Microwave works in a pinch but everything softens.

  15. L
    Luis Feb 15, 2026

    Quick dinner win, doubled the pepperoni

    1. Annie Lampella
      Annie Lampella Feb 15, 2026

      Love that. I do the same thing when I'm really hungry, ha.

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