*HALF this recipe if decorating the full recipe of cookies above.
1cupwater
6Tbspmeringue powder
1 1/2tspvanilla extract (use clear vanilla if you want white icing)
2lbbag of powdered sugar
Instructions
In a stand mixer, using the paddle attachment, mix the water & meringue powder until it is incorporated & slightly foamy.
Add extracts & mix for a few seconds.
Add the whole bag of powdered sugar. Mix on low until incorporated, then on high for a few minutes. It will become fairly stiff, & look smooth, glossy & leave peaks/ripples in the bowl where the paddle passes through the icing.