Fiori di Sicilia Cookies

Ingredients: Cookies: 4 cups sifted all-purpose flour 1 tsp. baking powder 1/2 tsp. salt 1 cup (2 sticks) unsalted butter, room temperature 2 cups sugar 2 large eggs 1/2-1 tsp. Fiori di Sicilia Royal Icing 1 pound confectioners’ sugar, sifted 5 Tbsp. meringue...