Ingredients: 4 cups water 2 lemons, 1 cup sugar, 3 tablespoons potato starch.
Preparation: Boil 3 cups water, add the grated zest of 1 lemon and sugar. Potato starch is diluted in a glass of cold water, pour in the syrup, stirring to boil, add the squeezed juice of 1 lemon and stir. Pour jelly into a la carte dishes, put sliced lemon, pre-sugared in powdered sugar.