Beat the shortening and peanut butter in large bowl. Add 1/3 cup granulated and brown sugars and beat until fluffy. Add egg, milk, and vanilla; beat well. Stir together flour, baking soda, and salt; gradually beat into mixture.
Shape the dough into 1 inch balls. Roll in granulated sugar; place on ungreased cookie sheet.
Bake 8 to 10 minutes or until lightly browned. Immediately press a Kiss into the center of each cookie. Remove from cookie sheet to wire rack. Cool completely. Makes about 44 cookies.