Keto Coconut Cake

A moist, tender keto coconut cake built on coconut and almond flour, crowned with a fluffy cream cheese frosting and toasted coconut flakes. At just 4.2g net carbs per slice and ready in about an hour, it's the low-carb dessert that tastes like pure celebration.

Jordan Lee
Jordan Lee

Head of Nutrition · June 18, 2026

Keto Coconut Cake
20 min
Prep
35 min
Cook
55 min
Ready in
12
Servings
Intermediate
Difficulty

Nutrition per serving

4.2g
Net carbs
4.2g
Fiber
8.4g
Total carbs
7g
Protein
29g
Fats
312
Calories

Per serving · makes 12. Values are estimates; brands vary.

keto dessertcoconutlow carb cakegluten freesugar free

This keto coconut cake is everything a celebration dessert should be: moist, tender, and loaded with real coconut flavor, yet just 4.2g net carbs per slice. A cloud of cream cheese frosting and toasted coconut flakes finish it off.

Ingredients

  • 1 1/2 cups blanched almond flour
  • 1/2 cup coconut flour
  • 1/2 cup granulated erythritol (or monk fruit blend)
  • 2 tsp baking powder
  • 1/4 tsp salt
  • 4 large eggs, room temperature
  • 1/2 cup unsalted butter, melted
  • 3/4 cup canned full-fat coconut milk
  • 1 1/2 tsp coconut extract
  • 1 tsp vanilla extract
  • 8 oz cream cheese, softened (for frosting)
  • 1/2 cup heavy whipping cream (for frosting)
  • 1/3 cup powdered erythritol (for frosting)
  • 3/4 cup unsweetened shredded coconut, toasted

Instructions

  1. 1

    Preheat oven to 350F (175C). Grease an 8-inch round cake pan and line the bottom with parchment paper.

  2. 2

    In a large bowl, whisk together the almond flour, coconut flour, granulated erythritol, baking powder, and salt until evenly combined and free of lumps.

  3. 3

    In a separate bowl, beat the eggs, melted butter, coconut milk, coconut extract, and vanilla until smooth. Pour the wet ingredients into the dry and stir until you have a thick, uniform batter; let it rest 5 minutes so the coconut flour hydrates.

  4. 4

    Spread the batter into the prepared pan and smooth the top. Bake 32-38 minutes, until the top is golden and a toothpick inserted in the center comes out clean. Cool in the pan 10 minutes, then turn out onto a rack and cool completely.

  5. 5

    Make the frosting: beat the softened cream cheese with the powdered erythritol until smooth. In a separate chilled bowl, whip the heavy cream to stiff peaks, then fold it into the cream cheese mixture until light and fluffy.

  6. 6

    Frost the fully cooled cake, then press the toasted shredded coconut over the top and sides. Chill 20 minutes to set before slicing into 12 wedges.

Tips & notes

  • Toast the shredded coconut in a dry skillet over medium heat for 3-4 minutes, stirring constantly, until golden and fragrant; it burns fast, so don't walk away.
  • The cake must be completely cool before frosting or the cream cheese topping will slide off. For a taller layer cake, double the batter and bake in two pans.
  • Store covered in the refrigerator for up to 5 days. Unfrosted layers freeze well for up to 2 months; thaw before frosting.

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Frequently asked questions

How many carbs are in keto coconut cake?
Each of the 12 slices has 4.2g net carbs (8.4g total carbs minus 4.2g fiber), 312 calories, 7g protein, and 29g fat, making it an easy fit for a keto or low-carb diet.
Can I make this keto coconut cake dairy-free?
Yes. Swap the butter for melted coconut oil and replace the cream cheese frosting with a chilled coconut cream whipped with powdered erythritol. The crumb stays moist and the coconut flavor only gets stronger.
Why is my coconut flour cake dry or crumbly?
Coconut flour is extremely absorbent, so accurate measuring matters. Spoon and level it rather than scooping, let the batter rest 5 minutes before baking, and avoid overbaking, which is the most common cause of a dry crumb.

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