Peppermint Chocolate Puffs

3/4 cup butter 1/4 cup sugar 1 egg, separated 2 teaspoons vanilla 2 teaspoons water 2 cups all purpose flour 2/3 cup peppermint stick candy, finely crushed 2/3 cup sugar Semi-sweet chocolate pieces Cream butter and sugar until light and fluffy. Add the egg yolk, vanilla and water. Stir in flour and crushed candy. Dough will be crumbly. With hands, roll into 1-inch balls. Dip balls in slightly beaten egg white. Roll in sugar. Place on a greased cookie sheet. Place a chocolate chip on each piece. Bake at 350 degrees. 4 dozen.