Make royal icing flowers ahead of time and let set then just put on cakes when needed! Mega batches keep you from wasting icing and getting the most flowers so you don't have to spend time making them for every cake you want to do.
Edible Decorations for Easter Meal with Kids, 25 Creative Presentation and Food Design Ideas
What to do with leftover royal icing."use leftover royal icing to make dots and flower designs on parchment paper and let air dry for after decorating cakes and cupcakes in the future. No need to waste ~ so love this!