Keto Sugar Cookies (Sharp Cut-Outs, Icing That Sets, 1.1g Net Carbs)
- Total time
- 2 hours 3 minutes
- Makes
- 24 cookies
- Net carbs
- 1.1g
- Calories
- 94
My first tray of sugar-free cut-out cookies went into the oven as neat little stars and came out as round, puffy blobs with a vague memory of five points. The icing I made for them was worse. Three days later it was still tacky enough to glue two cookies together.
These keto sugar cookies fix both problems. The dough is made with almond flour and a little coconut flour, and it holds a crisp edge from cutter to cooling rack. The icing is a sugar-free royal icing that dries hard and matte, so you can stack, pack and gift the cookies without smudging a single snowflake.
Neither fix is complicated. Both come down to a few choices that are easy to get wrong the first time.
Why Keto Cut-Out Cookies Spread
A cut-out cookie keeps its shape when the outside sets in the oven before the butter inside has melted enough to let the dough slump. Three things in these keto sugar cookies tip that race in your favor.
There is no baking powder or baking soda. Leavening makes cookies puff, and a puffed cookie blurs every sharp line the cutter made. A sugar cookie meant for decorating does not need lift. It needs a flat, even surface for the icing.
The cut shapes go into the freezer for 30 minutes. Cold butter takes longer to melt, which buys the edges time to set. This is the step people skip when they are in a hurry, and it is the step that decides whether you get stars or blobs.
The sweetener is granulated erythritol. Erythritol bakes up crisp and snappy. Allulose, which I love in soft desserts, keeps cookies soft and bendy and browns quickly, which is the opposite of what a cut-out cookie needs.
The icing works on the same principle. Powdered erythritol dries back into tiny crystals as the water evaporates, so it hardens the way sugar icing does. Allulose icing never fully sets, no matter how long you wait.
Recipe Overview
- Prep Time: 45 minutes, including the icing
- Cook Time: 28 minutes (two sheets, 12 to 14 minutes each)
- Freeze and Cool: 50 minutes
- Total Time: 2 hours 3 minutes, plus overnight for the icing to set hard
- Makes: about 24 cookies with a 2½-inch cutter
- Net Carbs: 1.1g per iced cookie
- Difficulty: Moderate
The overnight set only matters if you want to stack or pack the cookies. They are perfectly good to eat as soon as the outlines have firmed up.
Ingredients
For the Cookies
| Ingredient | Quantity | Notes |
| Blanched almond flour | 2¼ cups (252 g) | Finely ground, not almond meal |
| Coconut flour | 2 tbsp | Firms the dough |
| Salt | ¼ tsp | |
| Unsalted butter | 6 tbsp (85 g) | Softened |
| Granulated erythritol sweetener | ½ cup | A 1:1 sugar replacement |
| Large egg | 1 | Room temperature |
| Vanilla extract | ½ tsp |
For the Royal Icing
| Ingredient | Quantity | Notes |
| Powdered erythritol sweetener | 1 cup | Confectioners style |
| Egg white powder | 1 tbsp | Pure dried egg whites |
| Water | 2 to 4 tbsp | Room temperature |
| Vanilla extract | ½ tsp | |
| Food coloring | Optional | Plant-based gel or powder |
Egg white powder is not meringue powder. Meringue powder is made with sugar and cornstarch. Look for a tub that lists dried egg whites as the only ingredient. It is pasteurized, so the icing is safe to eat without cooking, and it gives the icing its strength as it dries.
Use blanched, finely ground almond flour. Almond meal, with the skins left on, makes a coarse, speckled dough that tears at the edges when you lift the shapes.
Recipe Timing
| Order | Step | Time |
| 1 | Mix the dough | 10 minutes |
| 2 | Roll, cut and reroll the scraps | 25 minutes |
| 3 | Freeze the cut shapes (heat the oven now) | 30 minutes |
| 4 | Bake, one sheet at a time | 12 to 14 minutes per sheet |
| 5 | Cool completely on the pan | 20 minutes |
| 6 | Make the icing and decorate | 10 minutes, then overnight to set |
Step-by-Step Instructions
1. Make the dough
Whisk the almond flour, coconut flour and salt together in a bowl. In a larger bowl, beat the softened butter and granulated sweetener with a hand mixer until well combined, about 2 minutes. Beat in the egg and vanilla. Add the dry ingredients and mix on low until the dough comes together in one soft, slightly tacky ball.
2. Roll between parchment and cut
Divide the dough in half. Roll each half between two sheets of parchment to ¼ inch thick. Almond flour dough sticks to a rolling pin and tears on a floured counter, and parchment solves both.
Peel off the top sheet and cut your shapes, but do not lift them yet. Instead, peel the scraps away from around the shapes, leaving the cookies sitting on the parchment. Soft keto dough stretches out of shape when you pick it up with your fingers. Press the scraps together, roll them out the same way, and cut more.
3. Freeze the shapes
Slide each sheet of parchment, cookies and all, onto a baking sheet. Freeze for 30 minutes, until the shapes are firm to the touch. Heat the oven to 325°F while they chill, with a rack in the center.
4. Bake one sheet at a time
Bake one sheet at a time for 12 to 14 minutes, keeping the second sheet in the freezer until its turn, until the edges are just turning golden and the centers feel set when you touch one lightly. Pale cookies will be soft in the middle. Let the edges color and you get a cookie with snap.
5. Cool completely on the pan
Leave the cookies on the baking sheet until they are completely cool, about 20 minutes. Warm almond flour cookies are fragile and will crack if you move them. They firm up a lot as they cool.
6. Make the icing and decorate
Whisk the powdered sweetener and egg white powder together. Add the vanilla and 2 tablespoons of water and whisk until smooth. Add more water a teaspoon at a time until the icing is thick enough to hold a line, like toothpaste. Tint portions with food coloring if you like.
Pipe an outline around the edge of each cookie and let it set for 10 to 20 minutes. Then thin a little of the icing with a few drops of water until it flows like honey, and fill in the centers. A toothpick nudges it into the corners. Leave the cookies uncovered overnight to dry hard.
Recipe Tips and Variations
Keep the dough cool as you work. If it gets too soft to cut cleanly, slide the parchment into the fridge for 10 minutes before you cut.
Choose simple cutters. Stars, hearts, circles and trees hold up best. Very thin details, like reindeer antlers, are the first thing to snap off an almond flour cookie.
For a softer cookie, roll the dough a little thicker and pull the cookies at the first hint of color. They will be tender rather than crisp, and still hold their shape.
Flavor swaps. Replace the vanilla in the dough with almond extract, or add a teaspoon of finely grated lemon zest for a bright citrus cookie.
Serving Suggestions
These keto sugar cookies are made for a holiday cookie tin, next to a glass of creamy keto eggnog or a mug of hot tea. Undecorated, they are lovely with a dusting of powdered sweetener, and plain cookies are also sturdy enough to sandwich with a thin layer of sugar-free jam.
For a cookie-decorating afternoon with kids, bake the cookies a day ahead and set out small bowls of tinted icing. Everyone gets to decorate, and nobody waits for dough to chill.
[[IMG-7]] ACTION — packing a gift tin
Prompt: Hands placing decorated star and tree shaped sugar free cookies with dry white royal icing into a round metal gift tin lined with parchment, a few cookies stacked neatly without smudging, ribbon and a kraft tag beside the tin, soft window light, warm festive palette, shallow depth of field, realistic food photography, 45 degree angle –ar 2:3 –style raw –v 7
File: keto-sugar-cookies-gift-tin.webp · Alt: Hands packing iced keto sugar cookies into a parchment lined gift tin · Size: 1200×1800
Storage and Reheating
Room temperature: once the icing is completely dry, keep the cookies in an airtight container for up to 7 days. Layer them with parchment.
Fridge: up to 2 weeks in an airtight container.
Freezer: freeze undecorated cookies for several months, and let them thaw in their closed container so condensation forms on the outside of the box instead of on the cookies. Ice them after they thaw. There is nothing to reheat.
Frequently Asked Questions
Why did my keto sugar cookies spread?
The usual reason is warm dough. Skipping the freezer, butter that was melted instead of softened, or a recipe with baking powder all cause spreading. Freeze the cut shapes until firm and bake them straight from the freezer.
Why is my sugar-free icing still sticky?
Either it was made with allulose, which does not harden, or it has too much water. Thin only the flood icing, keep the outline icing thick, and give it overnight in a dry room.
Can I use allulose in the cookie dough?
You can, but expect softer cookies that brown faster. For cut-outs that snap and stay flat, granulated erythritol is the better choice.
How many carbs are in a keto sugar cookie?
Each iced cookie has 1.1g net carbs, based on 24 cookies from a 2½-inch cutter. Smaller shapes make more cookies with fewer carbs in each.
More Keto Cookies for Your Holiday Tin
- Keto Chocolate Chip Cookies — the everyday cookie, at 2g net carbs each.
- Keto Pecan Lace Cookies — thin and crisp with a chocolate dip, and they look beautiful in a tin.
- Keto Peanut Butter Cookies — three ingredients, for when you want cookies without the rolling pin.
- Keto Caramel Delites Cookies — coconut, caramel and chocolate, if you miss the Girl Scout classic.
- Keto Toffee with Chocolate and Almonds — a crunchy stovetop candy to pack beside your cookies.
Recipe Card
Baking for a holiday table? My keto pecan pie uses an allulose caramel that stays gooey straight from the fridge, and it can be made a day ahead too.
Keto Sugar Cookies
Equipment
- Hand mixer or a stand mixer
- Parchment paper for rolling and baking
- Rolling Pin
- 2 1/2-inch cookie cutters simple shapes hold up best
- Baking sheets 2
- Piping bag or a zip-top bag with a small corner snipped
Ingredients
For the Cookies
- 2 1/4 cups blanched almond flour 252 g, finely ground
- 2 tbsp coconut flour
- 1/4 tsp salt
- 6 tbsp unsalted butter 85 g, softened
- 1/2 cup granulated erythritol sweetener 1:1 sugar replacement
- 1 large egg room temperature
- 1/2 tsp vanilla extract
For the Royal Icing
- 1 cup powdered erythritol sweetener confectioners style
- 1 tbsp egg white powder pure dried egg whites, not meringue powder
- 2-4 tbsp water room temperature
- 1/2 tsp vanilla extract
- food coloring optional, plant-based gel or powder
Instructions
Make the Cookies
- Dough: Whisk the blanched almond flour, coconut flour and salt. In a larger bowl, beat the softened unsalted butter with the granulated erythritol sweetener for about 2 minutes. Beat in the large egg and vanilla extract, then mix in the dry ingredients on low until a soft dough forms.
- Roll: Divide the dough in half and roll each half between two sheets of parchment to ¼ inch thick.
- Cut: Remove the top parchment and cut shapes. Peel the scraps away from around the shapes instead of lifting the cookies. Reroll the scraps between parchment and cut again.
- Freeze: Slide the parchment onto baking sheets and freeze 30 minutes, until firm. Meanwhile heat the oven to 325°F with a rack in the center.
- Bake: Bake one sheet at a time for 12-14 minutes, until the edges are just golden and the centers feel set. Keep the second sheet in the freezer until its turn.
- Cool: Cool completely on the baking sheet, about 20 minutes, before moving or icing.
Make the Royal Icing
- Mix: Whisk the powdered erythritol sweetener with the egg white powder. Add the vanilla extract and 2 tbsp water and whisk smooth, then add more water a teaspoon at a time until thick enough to pipe a line. Tint with food coloring if using.
- Outline: Pipe an outline around each cookie and let it set 10-20 minutes.
- Flood: Thin some icing with a few drops of water until it flows like honey and fill the centers. Leave uncovered overnight to dry hard before stacking.
Notes
Keep cooking
