Peanut Butter Cookies
["1/4 c. butter, softened", "1/4 c. shortening", "1/2 c. Reese's peanut butter", "1/2 c. sugar", "1 egg", "1 1/4 c. flour", "1/2 c. packed light brown sugar", "3/4 c. Reese's peanut butter chips", "3/4 tsp. baking soda", "1/2 tsp. baking powder"]
["Heat oven to 375\u00b0.", "In a large bowl, beat butter, shortening, peanut butter, granulated sugar, brown sugar and egg.", "Stir together flour, baking soda and baking powder; add butter mixture. Beat until well blended.", "Stir in peanut butter chips."]
["butter", "shortening", "butter", "sugar", "egg", "flour", "brown sugar", "butter chips", "baking soda", "baking powder"]