As sweet as a donut and as dense as a pound cake, this low-carb donut cake can be eaten for breakfast or served as dessert.

Old Fashioned Donut Cake
If a cake donut is your favorite kind, then you need to make a donut cake. It’s not a cake in the shape of a donut. Instead, it’s a cake that mimics the flavor of an old-fashioned sour cream donut.

It has either a glaze or frosting on top and the cake itself has a delicate crumb. Some people bake the cake in a bunt pan, others in a loaf pan.
So if all of that sounds delicious to you, then keep reading! I created a low-carb, gluten-free version of the popular donut cake.
The cake is made with almond flour and Greek yogurt (among all the other ingredients).
It’s moist and has the slight taste of cinnamon and nutmeg. It’s perfect in the fall or when you want a healthy dessert.
Low-Carb Donut Cake
There are only 4 grams net carbs in each slice of this scrumptious cake! It’s perfect for birthdays, baby or wedding showers, or if you’re just craving cake (and that’s a good enough reason for me).

I baked it in a loaf pan because I like how the slices look. But if you want, you could bake it in a bunt pan.
You could also make low-carb donut cupcakes, too! Pour the batter into a muffin tin and bake until a toothpick comes out clean.
Then, use my icing on top. You can also change the flavor of the icing if you want.
Add some peppermint extract to make a minty frosting. Or sprinkle some sugar-free chocolate shavings for a bit of texture.
Gluten-Free Cake
If you’re making a cake for a party or birthday, then this is the perfect one for anyone that’s gluten intolerant or sensitive. And it has the same texture, so no one will be able to tell.

To flavor the cake, I used a combination of cinnamon and nutmeg. But if you want, you could just sprinkle two teaspoons of pumpkin pie spice into the batter.
What To Eat With Cake
This low-carb old fashioned donut cake has a classic vanilla and cinnamon flavor – and it’s so good for you too! Enjoy a slice for breakfast with a keto brown sugar shaken espresso or a cup of coffee
. 
And you should always serve cake with a side of ice cream! Make your favorite flavor of ice cream with it.
Keto Pumpkin Ice Cream is a fan favorite. My Low Carb Cottage Cheese Ice Cream With Sprinkles will taste best with the cake.
And if you love donuts, then serve the cake with some Keto Pancake Mix Cinnamon Donuts.
How To Store Cake
This donut cake takes about an hour to make. So if you’re short on time, you might want to make it ahead of time.

If you do, store it in an airtight food storage container and keep it refrigerated.
This is important because the frosting is made with heavy whipping cream. The cake will stay fresh in the refrigerator for about three days.
You can freeze the cake, too! Keep it wrapped tightly and in the freezer for about six months. To eat it, let it thaw overnight in the refrigerator.
Low-Carb Old Fashioned Donut Cake Recipe
Below are the ingredients (and step by step pictures) that you’ll need to make this low-carb old fashioned donut cake recipe. Exact measurements and instructions are in the printable recipe card, just a little further below.
Prep Time: 15 minutes
Cook Time: 45-50minutes
Servings: 8
Net Carbs: 4 net carbs per serving
Ingredients:
- Almond flour
- Swerve confectioners sugar substitute
- Baking powder
- Large eggs
- Softened butter
- Vanilla
- Heavy whipping cream
- Plain Greek yogurt
- Cinnamon
- Nutmeg
- Pinch salt
For the icing:
- Swerve confectioners sugar substitute
- Heavy whipping cream as needed
- Vanilla
Instructions:
Preheat the oven to 350 degrees.

Beat together the butter and ½ cup Swerve until creamy.

Add 1 cup Swerve to a mixing bowl with the vanilla. Add the heavy whipping cream a tablespoon at a time until your desired consistency is reached for your icing.

Add in the remaining ingredients, and blend until well combined.

Pour the mixture into a well greased loaf pan, and bake for 45-50 minutes, or until browned and cooked through completely.

Let the cake cool to room temperature.

Pipe the icing on the cake and slice to serve.
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Low Carb Old Fashioned Donut Cake
Equipment
- Mixing Bowl
- Loaf Pan
Ingredients
Cake
- 2 1/2 cups Almond Flour
- 1/2 cup Swerve confectioners sugar substitute
- 3 tsp Baking Powder
- 3 large Eggs
- 1/2 cup Softened Butter
- 1 tsp Vanilla
- 1/2 cup Heavy Whipping Cream
- 1/2 cup Plain Greek Yogurt
- 1 tsp Cinnamon
- 1 tsp Nutmeg
Icing
- 1 cup Swerve Confectioner's Sugar Substitute
- Heavy Whipping Cream as needed
- 1 tsp Vanilla
Instructions
- Preheat the oven to 350 degrees.
- Beat together the butter and ½ cup Swerve until creamy.
- Add in the remaining ingredients, and blend until well combined.
- Pour the mixture into a well greased loaf pan, and bake for 45-50 minutes, or until browned and cooked through completely.
- Let the cake cool to room temperature.
- Add 1 cup Swerve to a mixing bowl with the vanilla. Add the heavy whipping cream a tablespoon at a time until your desired consistency is reached for your icing.
- Pipe the icing on the cake and slice to serve.
Notes
Keto Desserts
What kind of dessert are you in the mood for next? If you enjoyed my low-carb old fashioned donut cake recipe, here are some more keto desserts you should try next.

