5 from 23 votes
Keto Lemon Skillet Cake- Low carb & gluten lemon cake
Keto Lemon Skillet Cake
Prep Time
8 mins
Cook Time
30 mins
Total Time
38 mins
Keto Lemon Skillet Cake is a gluten-free, low carb, grain free, lemon cake baked in a cast iron skillet and topped with a sweet lemony glaze. 
Course: cake, Dessert, gluten free, ketogenic, lemon cake,, low carb
Cuisine: baked goods, cake, lemon cake, skillet cake
Keyword: keto lemon skillet cake
Servings: 8
Calories: 274 kcal
Author: Stacey
Lemon Cake:
  • 1 ½ cups of finely milled almond flour
  • cup of coconut flour
  • cup erythritol low carb granular sweetener I used Swerve
  • 2 tsp baking powder
  • tsp of sea salt
  • 3 large eggs beaten
  • ¼ cup butter melted
  • cup sour cream
  • 2 tbsp lemon juice
  • 1 tsp lemon extract
  • 3 ½ tbsp powdered Swerve confectioner sweetener
  • 1 tbsp lemon juice + ½ tsp water only to thin if needed
  • ½ tsp lemon zest
  1. Preheat oven to 350 ℉ (176 ℃). Generously grease or spray with non-stick coconut oil spray a 6 to 8 inch cast iron skillet or round cake pan.

    Keto Lemon Skillet Cake
  2. In a large mixing bowl combine: 1 ½ cup almond flour, ⅓ coconut flour, ⅔ cup granular Swerve sweetener, 2 tsp baking powder, and ⅛ tsp sea salt. Stir until combined. Set aside
  3. In a separate large mixing bowl combine: 3 eggs, ⅓ cup sour cream, ¼ cup melted butter, 2 tbsp lemon juice, and 1 tsp lemon extract. Whisk together until smooth.
  4. Add the wet mixture to the dry mixture and stir until thoroughly combined.
  5. Spoon batter into the prepared greased cast-iron skillet or cake pan. Spread the thick batter around evenly in the pan. Use a rubber spreader to smooth the top of batter in pan.
    Keto Lemon Skillet Cake
  6. Bake for 28 to 35 minutes or until an inserted toothpick comes out of center clean. Remove from oven and let cool.

  7. In a small bowl whisk all the lemon glaze ingredients together until smooth. Add the water only to thin the glaze if it is a bit too thick.
  8. Drizzle lemon glaze over the cake and sprinkle with lemon zest to garnish.
    Keto Lemon Skillet Cake
  9. Slice cake into 8 wedges and serve. Store leftovers in a covered container in the fridge for up to 5 days (can be reheated if desired).
    Keto Lemon Skillet Cake
Recipe Notes

*All nutritional data are estimates based on the products I used*

Yield: 8 slices, Serving size: 1 slice, Net Carbs per serving: 5g


Nutrition Facts
Keto Lemon Skillet Cake
Amount Per Serving (1 slice)
Calories 274 Calories from Fat 207
% Daily Value*
Fat 23g35%
Saturated Fat 8g40%
Sodium 138mg6%
Carbohydrates 9g3%
Fiber 4g16%
Sugar 1g1%
Protein 8g16%
* Percent Daily Values are based on a 2000 calorie diet.