Sweetheart cupcakes are the PERFECT baked goods for Valentine's Day. Invite your children and grandchildren over and make a family activities, kids love to frost cupcakes! Do Something GOOD Today: Make some treats for Valentine's Day. Valentine's Day Recipe: Sweetheart Cupcakes Author: Gramma Good Ingredients 1 (18.25 ounce) package white cake mix 1 1/4 cups