Remove wrappers from candies; set aside. Heat oven to 350~. Line muffin cups with 2-1/2" papers. In large mixer bowl, combine butter, sugar, eggs and vanilla. Beat on high speed of electric mixer for 3 mintues. Stir together flour, cocoa, baking soda, salt and baking powder; add alternately with water to the butter mixture. Beat just until combined. Fill prepared muffin cups about 1/2 full with batter. Place chocolate kiss in center of each. Bake 20 minutes. Remove to wire rack. Cool. Frost as desired. Place another kiss on top of each cupcake. ----