Just put the cookies into your dehydrator after each layer of icing. Run it on low for 15 or 20 minutes, then let it cool for 10 or 15 minutes to prevent cracking.

Combine powdered sugar, meringue powder, water, and corn syrup in a large bowl. Beat at medium-low speed with an electric mixer 5 to 7 minutes. Divide and tint with food coloring, if desired.

Adding corn syrup will get you most of the way there, but other mistakes can still dull the shine of your gorgeous iced bakes. First off, opt for a high-quality meringue powder. Genie's Dream is a ...