Abstract: Dietetic desserts containing as the sweetener and bulking agents therein in place of all or a part of the sweeteners and bulking agents in similar non-dietetic frozen desserts, a sufficient amount of aspartame alone or in mixtures with a synergistic sweetener, and polydextrose, microcrystalline cellulose, fermented whey, tofu or sucrose polyester or mixtures thereof, or additionally containing sugar alcohols, sugars or enzymes such as rennet and/or lactase to provide a dessert with satisfactory taste and structure and methods of making them.