1/2 c. butter
1/2 c. peanut butter
1 c. sugar
1/2 c. brown sugar
1 egg
1/2 tsp. vanilla
1 1/2 c. flour
3/4 tsp. baking soda
1/2 tsp. salt
48 miniature peanut butter cup candies

Cream butter, peanut butter, and sugars; add egg and vanilla. Beat until creamy. Stir in dry ingredients until blended. Roll dough into 1 inch balls. Press into 1 1/2 inch muffin tins. Bake at 350 degrees for 12 minutes. Remove from oven and immediately press one miniature peanut butter cup candy into each hot cookie crust; allow to cool before removing from pan.