Step 1

In a bowl of your mixer, whisk together water, meringue powder, and cream of tartar. Add powdered sugar and mix on low speed with a paddle attachment. Mix till thick. It can take up to 10 minutes. Beat in extracts.

Step 2

Whisk together liquid egg whites and cream of tartar. On low speed, gradually beat in powdered sugar. Mix for several minutes; the mixture will gradually thicken and become glossy. Beat till thick, then add extracts. It should take about 7 minutes or so.

Step 3

Separate egg yolks from egg whites. In a stand mixer bowl, beat egg whites and cream of tartar and gradually keep beating in powdered sugar. Mix on low speed till thick. Then beat in extract and continue mixing until thoroughly mixed in. Icing should be thick and glossy.TIP: Start with a wire beater, then change to a paddle attachment once thicker.