Preheat oven to 375 degrees.
Cream sugars, shortening and peanut butter. Add eggs, milk and vanilla, and beat well. Stir in dry ingredients.
Form into 1" balls and roll in granulated sugar.
Bake for 8 minutes. Remove from oven, and press kiss into each cookie. Return to oven and bake 3 minutes more.
Makes 6-7 dozen.
With end of spoon, create "well" in cookies, and fill with jelly or jam for "peanut butter and jelly" cookies.