Brand New Cake Confetti Open Hearts Red 1500 g. Add a generous swirl of buttercream or whipped cream to cupcakes, then sprinkle on these open hearts for an extra touch of sweetness and crunch. They’re also perfect for finishing doughnuts, cakes, muffins and other desserts. Let your creativity shine and create something beautiful! These open hearts are also available in 500 g and 50 g packs.