Peanut Butter Cup Cookies

1 3/4 c. all-purpose flour
1/2 tsp. salt
1 tsp. baking soda
1/2 c. butter, softened

1/2 c. white sugar
1/2 c. peanut butter
1/2 c. packed brown sugar
1 egg, beaten
1 tsp. vanilla
2 T. milk
40 miniature chocolate covered peanut butter cups, unwrapped

Preheat oven to 375°. Sift together flour, salt, and baking soda; set aside. Cream together butter, sugar, peanut butter, and brown sugar until fluffy. Beat in egg, vanilla, and milk. Add flour mixture; mix well. Shape into 40 balls and place each into an ungreased mini muffin pan. Bake at 375° for about 8 minutes. Remove from oven and immediately press a mini peanut butter cup into each ball. Cool and carefully remove from pan.