Keto Frosting Recipe

The keto diet has gained immense popularity for its potential health benefits and focus on low-carb and high-fat foods.

But what about satisfying your sweet cravings while following a keto lifestyle?
The answer lies in the keto frosting, a delightful and guilt-free way to indulge in the pleasure of sweetness.

The keto diet, or the ketosis diet, emphasizes consuming very few carbohydrates and increasing the intake of healthy fats. Following this method, the body shifts into a state of keto, which burns fat for energy instead of relying on carbohydrates. 

So, the traditional sugary desserts are a no-go on the keto diet due to their high carb content.
And this keto frosting is crafted with keto-friendly natural ingredients that avoid sugar and high-carb ingredients.

Instead, it relies on natural sweeteners and wholesome fats.
And with this frosting, you can frost a whole cake or cupcake to satisfy your sweet cravings. The ingredients can be easily found online and are easy to make.

Why You Will Love This Recipe?

  • Flavor: This frosting has a rich, creamy, and buttery flavor. Depending on the sweetener you are using, there might be a slight difference in the taste of the frosting. Although we are not using regular powder sugar for this frosting as it is a keto frosting, it still provides a satisfying and indulgent flavor for keto diet followers. 
  • Texture: It has a smooth and creamy texture similar to a typical frosting. You can frost a cake, pipe on cookies, or cupcakes using this frosting.
  • Versatile: This keto frosting is quite versatile. It can be paired with various keto desserts. It can also be customized with different flavors, like chocolate, strawberry, or cream cheese. 
  • Easy: Making this recipe is easy and simple, following the steps given in the recipe. The process is similar to a regular American buttercream, making it accessible for experienced and beginner bakers. Making this frosting and decorating your desserts will take less than 10 minutes.
  • Healthy: Many people choose keto as a way to lose weight. Since keto frosting contains fewer carbohydrates and higher fat, that contributes to weight loss as the body starts to use fat as a fuel instead of carbohydrates, it helps in reducing inflammation in the body, which is linked to many health conditions, making this frosting healthier for those who follow the keto diet.

Important Ingredients Used in the Recipe

  • Sugar: I have swapped regular sugar with erythritol for this keto frosting. Erythritol is the wisest choice for making the frosting as it tastes almost the same as icing sugar with a 70% sweet level. If your erythritol is grainy, like castor sugar, just blend it in the grinder until it has the consistency of powdered sugar. You can also use xylitol or stevia, but they have a cooling effect in your mouth after you consume it, which is not there in the case of erythritol. 
  • Butter: unsalted butter is the base ingredient for this recipe. It provides a rich, creamy texture and is a good source of healthy fat, essential for the keto diet. It adds a buttery flavor to the frosting without increasing any carb content. And when combined with erythritol, it contributes to a delicious low-carb frosting for the keto diet.
  • Vanilla essence: Vanilla essence adds a nice flowery aroma to the frosting and enhances the flavor. You can also use different essences like almond or lemon. 
  • Almond Milk: Almond milk is lower in carbohydrates and is used to achieve the desired consistency without significantly impacting the carb content.
  • Salt: Adding salt will enhance the overall taste of the keto frosting. A small amount can help balance and intensify the sweetness, making the frosting more satisfying.

How to Make Keto Frosting

Preparations: Gather all the ingredients accurately according to the recipe list below. Keep the tools that you need near you as well.

Grinding: Grind the erythritol sugar in a grinder until it becomes powdery in texture. Sift the powdered erythritol before adding it to the butter.

Beat butter: In a bowl, beat unsalted butter with an electric hand beater until it is nearly white and fluffy in texture. Use room-temperature butter for the best result.

Add sugar: Add sifted erythritol sugar in batches to the beaten butter while beating the butter continuously. 

Adding other ingredients: Add the milk, vanilla essence, and salt to the mixture and beat again until the ingredients are fully incorporated, and the frosting is fluffy and light. 

Chef’s Tips For The Recipe

Tips For A Grain-Free & Stable Frosting.

Grind erythritol sugar in a grinder to get a powder sugar-like texture before mixing it with butter, or your frosting will have a grainy texture.
Sift erythritol sugar to get rid of impurities and lumps.
Chill the frosting in the fridge for a few minutes before frosting a cake or cupcake.

Quick Tip For A Low Card Frosting.

Use almond or soy milk instead of regular dairy milk as it contains low-carb content.

How to Store Keto Frosting

You can store the keto frosting in the refrigerator for up to two weeks in an air-tight container.

You can store it in the freezer for up to one month in an air-tight container.

It is best to consume it on the same day at room temperature.

More Easy Recipe

Take your desserts to the next level using these amazing frostings,

Coconut Frosting

Vegan frosting

Lemon Frosting

Strawberry Frosting

Frequently Asked Questions

Can I use regular sugar for keto frosting?

No, you cannot use regular sugar as it is not keto-friendly. You should use low-carb sweeteners like erythritol, stevia, xylitol, or monk fruit to maintain a keto-friendly frosting.

Why is my keto frosting too runny?

It can be due to excess moisture from ingredients like milk, and you can try adding more sugar or keep it in the fridge for a few minutes until it firms up.

How do I avoid gritty texture in my keto frosting?

To prevent grittiness in the frosting, use powdered erythritol sugar instead of granulated ones, as they dissolve better.

Can I use different butter for making this keto frosting?

Yes, you can use salted butter instead of unsalted butter, but make sure that you do not add salt.

Can I freeze keto frosting?

Yes, you can freeze keto frosting. Place it in an air-tight container or a sealed piping bag. Thaw it in the fridge overnight and re-whip it before using it to bring it back to the right consistency.

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Keto Frosting

The keto diet has gained immense popularity for its potential health benefits and focus on low-carb and high-fat foods. But what about satisfying your sweet cravings while following a keto lifestyle? The answer lies in the keto frosting, a delightful and guilt-free way to indulge in the pleasure of sweetness.

  • Total Time: 20 to 30 minutes




  • 200 g Erythritol sugar
  • 300 g Unsalted sugar 
  • 2 tbsp Almond milk
  • 1 tsp Vanilla essence
  • 1/8 tsp Salt


  1. Grind erythritol sugar in a grinder until it turns into a powder sugar-like texture.
  • Author: Chef Aruna
  • Prep Time: 5 to 10 minutes
  • Cook Time: 15 to 20 minutes

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