RecipesCakeChocolate Roll Filling+ Add to menuPrint recipeCakeChocolate Roll FillingIngredients2 squares chocolate1/2 cup sugar1/2 cup water1 teaspoon butter1 tablespoon cornstarch3/4 cup milk1 eggInstructions1Melt chocolate, add sugar, water, and butter, and blend to a smooth paste. Mix cornstarch with milk, add to chocolate, and stir until well blended. Let cook ten minutes in double boiler. Add egg slightly beaten and cook three minutes longer. Add butter and vanilla, and spread on cake while still hot.