You can color and flavor royal icing with jell-o! If you want to add flavor but don't like the extra sugar, use unsweetened drink mix (Kool Aid). The flavor infuses the frosting and swirling it in can give a marbled effect. Use this in plain white cake mix also....same results!
2 ingredient cookies - plus the mix-ins of your choice! -The Burlap Bag 2 large extra ripe bananas and 1 cup quick oats. (mix ins choc chips, crushed walnuts, cinnamon, raisins) Mix and bake on GREASED cookie sheet 15 min at 350 degrees