Developing an eggless royal icing was never on my to-do list, but I thought I had some meringue powder in my baking supplies. Turns out I didn’t, and I couldn’t run to the store when I had planned on icing the sugar cookies I had baked the day before. Thus the science experiment of creating eggless royal icing. Royal icing is typically used for detailed designs, I also use it when we make gingerbread houses because it also dries quickly and is a great edible glue. When I decided to try my hand at eggless royal icing, I knew I would need to be able to create a binding agent…