Cheesecake: Combine cottage cheese, sweetener, lemon rind, vanilla extract, egg yolks, evaporated milk and dry milk in a blender and blend for about 1 minute until well mixed. Transfer to a bowl. In another bowl beat egg whites until they stand in stiff peaks; fold into the cheese mixture. Transfer to springform pan and bake 40 minutes at 350~. Topping: In a covered saucepan, cook cherries in beverage until they are tender and liquid is evaporated. Sweeten, add extract, spread over baked cheesecake and return to oven 5 minutes more.