Keto Puff Pastry Trees

Annie Lampella @ Ketofocus

By Annie Lampella, Pharm.D.

Published December 20, 2023 • Updated May 19, 2025

Reader Rating
5 Stars (1 Reviews)

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

These viral Puff Pastry Christmas trees are all over social media! The perfect fun, festive appetizer for the holiday season, these trees can easily be made sweet or savory and low-carb. Of course, I opted for a pizza version.

With all of the holiday parties that take place this time of year, festive appetizers are just as desired as the main meal. This recipe for keto puff pastry trees is perfect for your next gathering. A puffy, low-carb dough sandwiches gooey cheese, pepperoni and robust marinara sauce, and then folded to form a Christmas tree. Three puff pastry Christmas trees on a wooden board next to pizza sauce, cheese stars and chopped parsley.

What makes this keto?

  • Fathead doughTraditional refrigerated puff pastry dough contains a lot carbs and is not keto approved. Instead of sandwiching the filling in between sheets of puff pastry, this recipe makes fathead dough – a keto pizza dough and solution to low-carb puff pastry. The dough is keto friendly since it mostly made up of almond flour and melted mozzarella cheese. 
  • Keto pizza sauce – Although you can use store bought marinara for pizza sauce in this recipe, do make sure you check the label on the jar and look for one with no or low added sugars. Many brands like to add sugar to their sauce to help with flavor. Of course, the best course is to just make your own pizza sauce since you can control the ingredients.
  • Cheese, cheese, more cheese – Not implying that cheese makes something keto, but it does help with flavor and plays a roll in making the low-carb puff pastry. Melted mozzarella cheese in the dough works similar to gluten in regular pizza dough. It makes the dough elastic and moldable so you can shape it and roll it into various shapes.
 

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Keto Puff Pastry Trees

5 (1) Prep 44m Cook 16m Total 60m 11 servings

Keto Pastry Dough Ingredients

  • 20 oz (7 cups) shredded mozzarella cheese
  • 3 cups almond flour
  • 2 teaspoon baking powder
  • 1 teaspoon salt
  • 2 eggs

Pizza Toppings Ingredients

  • 1/4 cup marinara sauce
  • 12 slices provolone cheese
  • 48 slices pepperoni
  • Italian seasoning
  • wooden skewers

Step by Step Instructions

Step by Step Instructions

1
Melt mozzarella cheese

Add shredded mozzarella cheese to a large bowl. Melt in the microwave at 60 second intervals, stirring in between, until completely melted.

A hand holding a bowl of shredded mozzarella cheese.
Tip Can melt over the stovetop in a non-stick skillet if microwave not an option.
Ingredients for this step
  • 20 oz shredded mozzarella cheese
2
Dry ingredients

While cheese is melting, add almond flour, baking powder and salt to a food processor. Pulse to combine.

A food processer with almond flour inside.
Ingredients for this step
  • 3 cups almond flour
  • 2 teaspoons baking powder
  • 1 teaspoon salt
3
Make dough

Add melted mozzarella cheese and eggs to the food processor. Pulse until a dough ball forms and cheese is fully incorporated into the other ingredients. A food processor works best; however, an electric mixer can be used or you can knead the melted cheese and egg into the dry ingredients using your hands.

A hand holding fathead dough over a food processor.
Tip Make sure the cheese is still melty and hasn't cooled down. Warm/hot melted cheese incorporates the best into the dough. Microwave the cheese again to heat up if necessary.
4
Roll it out

Preheat the oven to 400°F. Divide the dough into two equal sized balls. Place one ball in between two sheets of parchment paper. Flatten the dough out with the palm of your hand to form a square block. Using a rolling pin, roll the dough out into a rectangle shape sheet that is about 15 x 12 inch and 1/8 inch thick. Repeat with other dough ball.

Keto pastry dough rolled out into a rectangle shape with a sheet of parchment paper on top.
Tip Lay down a damp paper towel underneath the bottom parchment paper to keep it from sliding as you roll the dough. As you roll, occasionally flip the dough sheet over, remove the top paper and reapply. Roll again to roll out any creases.
5
Add pizza toppings

Starting with one sheet of dough, remove the top layer of parchment paper. Spread marinara sauce from edge to edge. Layer down provolone cheese and pepperoni slices. To the other dough sheet, remove the bottom parchment sheet. Place the dough sheet on top like a sandwich and remove the top parchment sheet. Lightly press to adhere.

A hand layering cheese and pepperoni on dough.
Ingredients for this step
  • 1/4 cup marinara sauce
  • 12 slices provolone cheese
  • 48 slices pepperoni
6
Cut into strips

Using a pizza cutter or a knife, cut into 1 inch thick strips with the long end facing you.

Slicing pastry dough into one inch strips with a pizza cutter.
Tip You should end up with 10-12 strips depending on how clean your edges are and how well you measured.
7
Fold the trees

Working one at a time, fold strips back and forth in a zig-zag motion, making each layer slightly narrower than the last to create a tree shape. Add a skewer to the tree from the bottom through the top. Place on a parchment lined baking tray. Sprinkle Italian seasoning on top before baking.

Dough filled pizza folded into an accordion and inserting a skewer into the shape.
8
Bake

Bake in a 400°F oven for about 16-17 minutes or until golden brown and dough appears cooked through.

Baked Christmas tree appetizer on a tray.
Nutrition Per Serving 1 tree
471 Calories
38.2g Fat
25.4g Protein
4g Net Carbs
8.1g Total Carbs
11 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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A Christmas tree formed by keto puff pastry and filled with pizza toppings. Chopped parsley lies nearby.

Variations

Don’t like pizza? No problem. There are many different flavor combinations you can try to fill your puff pastry trees! From sweet to savory, here are a few to consider:

Spinach artichoke

Fill the trees with a spinach artichoke dip mixture! Either cheat and use the dip from the store or make your own.

Ham and cheese

Layer down swiss cheese and sliced ham for a classic puff pastry sandwich that can be served as an appetizer or for brunch.

Cinnamon twist

For a sweet option, brush on melted butter and sprinkle sugar-free sweetener and cinnamon. This Christmas tree appetizer will taste like a cinnamon roll!
Christmas tree appetizer skewers on a wooden board with cheese stars around and parsley.

Storage information

Make ahead instructions

The keto puff pastry dough can be made days ahead of time and either frozen for up to 3 months or stored in the refrigerator for up to 5 days. Store the dough in a ball shape or in sheets. The puff pastry trees can be assembled and stored in the refrigerator unbaked for 2-3 days or in the freezer for up to 3 months.

Storage

Once baked, this keto Christmas appetizer can be stored in the refrigerator for up to 5 days. 
Keto Puff Pastry Trees

Frequently Asked Questions

My dough flattened out on the edges. What did I do wrong?

To keep the dough from sliding when baking, don't cut the strips of dough any larger than 1 inch wide. Thinner strips of dough hold their shape better when baking.

Do I have to use a skewer?

The wooden skewer helps to hold the accordion shape of the tree while baking; however, if you press the dough tightly into it's shape, it should hold while baking.

How can I limit the cheese in this recipe?

The dough has cheese and the filling has cheese. In order to limit the amount of cheese used, just omit the cheese in the filling. Instead use sauce, pepperoni or even melted butter to fill the trees.

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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Reviews 2
5 Stars (1 Reviews)
  1. L
    Lee Cook Mar 19, 2025

    These came out so good! I made a few with extra cheese and they were a hit. The dough was easier to work with than I expected.

  2. R
    Ryan James Dec 21, 2023

    I could only wish my friends would appreciate the work that went into these. Then I would try them. Maybe some time, I will just make them for me. I deserve to make the effort for me.

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