Mix together:

1/2 c. white sugar
1/2 c. butter
1/2 c. peanut butter
2 tbsp. milk
2 eggs
1 tsp. vanilla

Sift together:

1 cup flour
1 tsp. baking soda
1/2 tsp. salt

Mix all together. Form into balls and roll in sugar, flattening slightly and press a "Chocolate Kiss" in the top of each cookie.

Bake 7-10 minutes in a preheated 375°F oven.