Royal icing may be used in place of Color Flow. For small heart, sprinkle with nonpareils before baking. Sprinkle with red sugar from Wilton's 6-Mix Sprinkle Assortment . Flow in using thinned color flow. Heart with Arrow Ice arrow smooth.
Same recipe is used for the Love Fudge cookie recipe.
Tint dough with Wilton's Pink Icing Color . Wilton products can be found in craft, department, party and specialty stores.