Chocolate-Peanut Butter Cup Cookies

Directions

1. Preheat oven to 350°. In a large bowl, cream butter, peanut butter and sugars until light and fluffy, 5-7 minutes. Beat in egg yolks, milk and vanilla. Combine flour, cocoa and baking soda; gradually add to creamed mixture and mix well. Stir in chips and peanut butter cup pieces.
2. Drop heaping tablespoons 2 in. apart onto ungreased baking sheets. Bake until set (do not overbake), 8-10 minutes. Cool 2 minutes before removing from pans to wire racks. Store in an airtight container.