1 c. butter
1 1/2 c. sugar
2 eggs
2 tsp. vanilla
2 c. flour
2/3 c. Hershey's cocoa
3/4 tsp. baking soda
1/2 tsp. salt
2 c. (12 oz. pkg.) Reese's peanut butter chips

Cream butter, sugar, eggs and vanilla until light and fluffy. Combine flour, cocoa, baking soda, and salt; add to creamed mixture. Stir in peanut butter chips. Drop by teaspoonful onto ungreased baking sheet. Bake at 350 degrees for 8 to 10 minutes. Cool 1 minute before removing onto rack.