Lemon keto cake ingredients 2 cups (240 g) almond flour. ¼ cup (30 g) coconut flour. ½ cup (113 g) melted unsalted butter. ½ cup (60 g) stevia powdered sugar, or any kind suitable for a keto diet. 5 large eggs. ¼ cup (60 ml) fresh lemon juice. 1 tablespoon (10 g) baking powder. 2 teaspoons (10 g) lemon zest. 1 teaspoon (5 ml) liquid vanilla. Lemon sauce: 1 tablespoon (15 ml) lemon juice. 1 tablespoon (15 ml) liquid whipping cream. 4 tablespoons (37.5 g) stevia sugar Read also: How to make keto cupcakes How to make keto lemon cake Heat the oven at 180°C. Put the almond flour and coconut in a large bowl, then add the baking powder, and stir well. Put the butter and sugar in a bowl, then beat with an electric mixer until combined. Add the eggs one at a time, beating after each one until the ingredients are combined. Add lemon juice, zest and vanilla, and mix well. Add the flour mixture and mix well, until the consistency becomes thick. Cove...