a roll spread with lemon curd on a plate with a knife and a mason jar filled with lemon curd and a silver tray with more rolls in the background

How to Make Sugar Free Lemon Curd

Spread on low carb bread for a sumptuous breakfast, ripple through Keto vanilla ice cream or use as a filling for pies and cakes! Sugar free lemon curd has many wonderful uses. If you're like me, you can even sneak a quick spoonful for a satisfying quick sweet treat.

Course Breakfast, Dessert
Cuisine British
Keyword how to make lemon curd, sugar free lemon curd
Prep Time 5 minutes
Cook Time 5 minutes
Servings 12
Calories 101 kcal
Author Katrin


  • 1/2 cup / 120g butter
  • 1/2 cup / 120ml lemon juice (ca 4 lemons)
  • 6 egg yolks
  • 3/4 cup / 90g powdered erythritol


  1. Melt the butter over a low heat in a saucepan.

  2. Take the pot off the stove and add the lemon juice, powdered sweetener and egg yolks.

  3. Return the saucepan to the stove (low heat). Whisk the mixture continuously for a few minutes until it thickens.

  4. Fill into an airtight jar and store in the fridge.

Recipe Notes

Nutrition is based on 12 generous servings of 2 tbsp each. This means you can enjoy 2 slices of bread with sugar free lemon curd for breakfast!

You can add the zest of 1 lemon to the recipe for additional zing.  Simply grate it into the mixture when you add the lemon juice. 

Nutrition Facts
How to Make Sugar Free Lemon Curd
Amount Per Serving
Calories 101 Calories from Fat 94
% Daily Value*
Fat 10.4g16%
Carbohydrates 1.2g0%
Sugar 0.3g0%
Protein 1.5g3%
* Percent Daily Values are based on a 2000 calorie diet.