Drop dough by teaspoonfuls, 2 inches apart, onto ungreased cookie sheet. Bake at 375° for 8-10 minutes. Cool on wire rack and spread glaze.
For Brown Sugar Glaze, in small sauce pan, mix brown sugar, butter and milk. Heat and stir until butter melts. Stir in confectioner's sugar and vanilla. Spread over cooled cookies with wax paper underneath.