3 free poppy seed cake low fat low Recipes

margarine (i use brummel & brown-yogurt blend), sugar substitute (i found that baking sugar subs usually fade-must double just to get the flavor right- i use altern), ground poppy seed filling (solo), egg whites, vanilla, plain yogurt, all-purpose flour, baking soda, salt

reduced-fat yellow cake mix, sugar, fat free sour cream, water, plain plain fat-free yogurt, egg substitute, lemon juice, poppy seeds, powdered sugar, lemon juice