Keto Dot Cake Recipe (Low Carb Funfetti Sprinkle Cake)
Soft vanilla cake, creamy frosting, and colorful sugar-free sprinkles make this Keto Dot Cake Recipe a fun low-carb dessert for birthdays, celebrations, or any day that calls for cake.
This recipe makes a small two-layer cake using 6-inch pans. Finely ground almond flour and a small amount of coconut flour create a tender crumb, while the cream cheese frosting helps the sprinkle coating stick to every side.
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What Is a Dot Cake?
A dot cake is a frosted cake covered with tiny round sprinkles, usually nonpareils, which create a colorful polka-dot appearance.
Traditional nonpareils contain sugar, so this version uses keto-friendly or sugar-free rainbow sprinkles. Check the label carefully because products marketed as “sugar-free” can still vary significantly in total carbohydrates and ingredients.
Why You’ll Love This Keto Dot Cake
- Soft vanilla-almond cake
- Rich cream cheese frosting
- Festive bakery-style appearance
- Approximately 4 net carbohydrates per serving
- Perfect for birthdays and small celebrations
- Can be baked one day in advance
- Easy to customize with different colors and flavors
Exact measurements are included in the recipe card below.
Blanched almond flour: Use finely ground blanched almond flour rather than coarse almond meal. This gives the sheet cake a softer texture and makes the small cake rounds easier to cut.
Coconut flour: Absorbs extra moisture and helps the cake hold its shape. Measure carefully because even a small amount can significantly affect the texture.
Keto-friendly granulated sweetener: Use a baking sweetener that measures similarly to sugar. Sweetness and cooling effects can vary by brand.
Eggs: Provide structure and help bind the gluten-free cake batter.
Unsalted butter: Adds richness and moisture. Let the melted butter cool slightly before combining it with the eggs.
Unsweetened almond milk: Helps create a smooth, spreadable batter without adding much sugar.
Vanilla extract: Gives the cake and frosting a classic birthday-cake flavor.
Powdered keto sweetener: Powdered sweetener blends more smoothly into the buttercream than granulated sweetener.
Heavy cream: Loosens the frosting and helps create a light, spreadable texture.
Keto-friendly rainbow sprinkles: Use sugar-free or low-carb nonpareil sprinkles for the signature dotted topping. Check the nutrition label because carbohydrate counts vary widely between brands.
Recommended Baking Tools
Useful tools for this recipe include:
- One 9×13-inch baking pan
- Parchment paper
- Mixing bowls
- Hand mixer or stand mixer
- Rubber spatula
- Offset spatula or piping bag
- Cooling rack
- Two-and-a-half- to three-inch round biscuit cutter, ramekin, or wide-mouth jar
- Shallow plate for the sprinkles
- Digital kitchen scale
How to Make Keto Dot Cakes
1. Prepare the Sheet Pan
Preheat the oven to 350°F.
Grease a 9×13-inch baking pan and line the bottom with parchment paper. Leave a little parchment extending over the sides to make the cooled cake easier to lift from the pan.
2. Mix the Dry Ingredients
In a medium bowl, whisk together the almond flour, coconut flour, baking powder, and salt.
Break apart any visible lumps so the dry ingredients are evenly distributed.
3. Mix the Wet Ingredients
In a large bowl, whisk together the eggs, granulated keto sweetener, melted butter, unsweetened almond milk, and vanilla extract.
Make sure the melted butter is slightly cooled before adding it to the eggs.
4. Finish the Cake Batter
Add the dry ingredients to the wet mixture and stir just until combined.
Let the batter rest for two to three minutes so the coconut flour can absorb some of the moisture.
For a funfetti-style center, gently fold keto-friendly rainbow sprinkles into the batter.
5. Bake and Cool
Spread the batter evenly inside the prepared 9×13-inch pan.
Bake for 22 to 28 minutes, or until the center is set and a toothpick inserted into the cake comes out clean or with a few moist crumbs.
Allow the cake to cool in the pan for about 10 minutes. Carefully lift or turn it onto a cooling rack and let it cool completely before cutting.
6. Make the Keto Buttercream
Beat the softened butter for about three minutes, until light and fluffy.
Gradually mix in the powdered keto sweetener.
Add the vanilla extract and a pinch of salt. Mix in the heavy cream one tablespoon at a time until the frosting is smooth, fluffy, and firm enough to stay in place.
If the frosting becomes too soft, refrigerate it for 10 to 15 minutes.
7. Cut the Individual Cake Rounds
Place the cooled sheet cake on a clean cutting board or work surface.
Use a two-and-a-half- to three-inch biscuit cutter, ramekin, or wide-mouth jar to stamp out small round cakes.
Cut the rounds as closely together as possible to reduce waste. The recipe should produce approximately 10 to 12 mini cakes, depending on the cutter size.
Save the leftover cake pieces for cake cups, trifles, or keto cake pops.
8. Frost the Dot Cakes
Spread or pipe an even layer of buttercream over the top of each cake round.
Bring the frosting all the way to the edges so the sprinkles can fully coat the top.
9. Add the Dot Sprinkles
Pour the keto-friendly nonpareil sprinkles onto a shallow plate.
Carefully turn each frosted cake round upside down and gently press the frosted side into the sprinkles.
Lift it straight up and place it upright on a serving plate or inside a small ramekin.
10. Chill and Serve
Refrigerate the finished dot cakes for 20 to 30 minutes so the buttercream can firm up.
Keep refrigerated until shortly before serving.
How to Make Keto Cream Cheese Frosting
Beat the softened cream cheese and butter until smooth and fluffy.
Gradually add the powdered keto sweetener. Add the vanilla and one tablespoon of heavy cream.
Continue mixing until the frosting is light and spreadable. Add the remaining cream only if needed.
If the frosting becomes too soft, refrigerate it for 15 to 20 minutes before assembling the cake.
How to Assemble the Dot Cake
- Place the completely cooled sheet cake on a clean cutting board or work surface.
- Use a 2½- to 3-inch round biscuit cutter, small ramekin, or wide-mouth jar to cut individual cake rounds. Press straight down for cleaner edges.
- Arrange the cake rounds on a tray or serving plate.
- Spread or pipe an even layer of keto buttercream over the top of each round, bringing the frosting all the way to the edges.
- Pour the keto-friendly nonpareil sprinkles onto a shallow plate.
- Carefully turn each frosted cake round upside down and gently press the frosted side into the sprinkles until fully coated.
- Lift each cake straight up, turn it upright, and place it on a serving plate or inside a small ramekin.
- Refrigerate the finished dot cakes for approximately 20 to 30 minutes so the frosting can firm up before serving.
- Place parchment paper or a rimmed baking sheet beneath your work area to catch extra sprinkles and make cleanup easier.
Tips for the Best Keto Funfetti Cake
Measure the flours carefully. Almond and coconut flour can become compacted. Spoon them into measuring cups and level the tops, or use a kitchen scale.
Use room-temperature ingredients. Cold cream cheese can create lumps, while cold eggs can cause melted butter to firm up.
Don’t overbake the layers. Almond-flour cakes can dry out quickly once they pass the ideal baking time.
Cool the cake completely. Even slightly warm layers can melt cream cheese frosting.
Check the sprinkles. Some sugar-free varieties contain ingredients that may not fit everyone’s eating plan.
Chill before slicing. A short refrigeration period creates cleaner slices and helps the layers stay in place.
Variations
Keto Birthday Funfetti Cake
Fold two or three tablespoons of keto-friendly sprinkles gently into the batter before baking.
Keto Chocolate Dot Cake
Replace approximately ¼ cup of the almond flour with unsweetened cocoa powder. You may need a small additional splash of almond milk.
Keto Lemon Dot Cake
Add one tablespoon of fresh lemon zest and replace some of the vanilla extract with lemon extract.
Keto Strawberry Dot Cake
Add a small amount of finely ground freeze-dried strawberry powder to the frosting. Check the carbohydrate content because fruit powders are concentrated.
How to Store Keto Dot Cake
Store the covered cake in the refrigerator for up to five days because the frosting contains cream cheese.
For the best texture, let individual slices sit at room temperature for approximately 15 minutes before serving.
Can You Freeze Keto Dot Cake?
Yes. Freeze individual slices in airtight containers for up to three months.
For better texture, freeze the cake without the sprinkle coating when possible. Thaw overnight in the refrigerator.
Frequently Asked Questions
Are sprinkles keto-friendly?
Traditional sprinkles are generally made with sugar. Look for products specifically labeled sugar-free or keto-friendly and review the serving size, ingredients, and total carbohydrates.
Can I make this cake ahead of time?
Yes. Bake the layers one day in advance, wrap them after they cool, and refrigerate them. Frost and decorate the cake the following day.
Can I use 8-inch cake pans?
The same amount of batter will produce thinner layers in larger pans and may bake more quickly. Begin checking the cake early.
Why is my keto cake dry?
The cake may have been overbaked, the flour may have been overmeasured, or too much coconut flour may have been used.
Can I use only almond flour?
Not as a direct one-to-one substitution. Coconut flour absorbs much more moisture than almond flour, so removing it changes the structure of the batter.
Can I use a different milk?
Yes. Another unsweetened low-carbohydrate milk can generally be used, but the nutrition estimate may change.
More Keto Desserts You May Enjoy
Add internal links as the recipes are transferred:
- Keto Maple Pecan Cheesecake with a Buttery Crust
- Keto Chocolate Chip Cookies
- Keto Strawberry Cupcakes
- Keto Brownies
- Keto Pumpkin Cream Cheese Muffins
Find More Keto Desserts in Keto Recipe Vault
Looking for more low-carb cakes, cheesecakes, cookies, snacks, drinks, and comfort-food recipes?
Keto Recipe Vault gives you access to a searchable collection of keto recipes, making it easier to find something that fits your craving.
Ingredients
Equipment
Method
- Prepare the Pan
- Preheat the oven to 350°F.
- Grease a 9×13-inch baking pan and line the bottom with parchment paper, leaving a little overhang for easier removal.
- Mix the Dry Ingredients
- In a medium bowl, whisk together:
- Almond flour
- Coconut flour
- Baking powder
- Salt
- Break apart any visible lumps.
- Mix the Wet Ingredients
- In a large bowl, whisk the eggs, granulated sweetener, melted butter, almond milk, and vanilla until smooth.
- Make the Batter
- Add the dry ingredients to the wet mixture and stir just until combined.
- Let the batter rest for two to three minutes so the coconut flour can absorb some of the liquid.
- For a funfetti-style center, gently fold in ⅓ cup of keto-friendly sprinkles.
- Bake
- Spread the batter evenly in the prepared 9×13-inch pan.
- Bake for approximately 22 to 28 minutes, or until the center is set and a toothpick comes out clean or with a few moist crumbs.
- Allow the cake to cool completely before removing it from the pan.
- Make the Keto Buttercream
- Beat the softened butter for approximately three minutes until light and fluffy.
- Gradually add the powdered keto sweetener.
- Mix in the vanilla and salt.
- Add the heavy cream one tablespoon at a time until the frosting is smooth, fluffy, and firm enough to hold its shape.
- If the frosting becomes too soft, refrigerate it for 10 to 15 minutes.
- Cut the Individual Dot Cakes
- Lift the completely cooled cake from the pan.
- Use a round biscuit cutter, small ramekin, or wide-mouth jar to stamp out individual cake rounds.
- A 2½- to 3-inch cutter should produce approximately 10 to 12 mini cakes, depending on how closely the rounds are cut.
- Save the remaining cake scraps for parfaits, cake cups, or keto cake pops.
- Frost the Cakes
- Spread or pipe an even layer of buttercream over the top of each cake round.
- Bring the frosting fully to the edges so the sprinkles can cover the entire surface.
- Add the Dot Sprinkles
- Pour the keto-friendly nonpareil sprinkles onto a shallow plate.
- Carefully turn each cake round frosting-side down and gently press it into the sprinkles.
- Lift the cake straight up and place it upright on a serving plate or inside a small ramekin.
- Chill and Serve
- Refrigerate the finished dot cakes for approximately 20 to 30 minutes so the frosting can firm up.
- Serve as individual mini celebration cakes.
Notes
- Use buttercream instead of cream cheese frosting because it holds up better when pressed into the sprinkles.
- Use a light touch when pressing the frosted cake into the nonpareils.
- The cake must be completely cool before cutting and frosting.
- Keto sprinkles vary widely in ingredients and carbohydrate content.
- The final yield depends on the diameter of your cutter.
Estimated Nutrition Per Mini Dot Cake
- Calories: approximately 445
- Total fat: approximately 42 g
- Saturated fat: approximately 17 g
- Protein: approximately 10 g
- Total carbohydrates: approximately 10 g
- Dietary fiber: approximately 4 g
- Net carbohydrates: approximately 6 g
- Sugar: approximately 2 g
- Sodium: approximately 270 mg
