Collin And Gregory'S Chocolate-Peanut Butter Bars
["1/2 c. butter or margarine, softened", "1/2 c. chunky style peanut butter", "1 c. brown sugar, packed", "1 large egg (room temperature)", "1 Tbsp. water", "1 tsp. vanilla", "1 1/4 c. all-purpose flour", "3/4 tsp. baking soda", "1/2 tsp. baking powder", "12 oz. semi-sweet chocolate chips", "1/2 c. chopped, salted peanuts"]
["In a large bowl, beat together butter, peanut butter and brown sugar until well combined.", "Beat in egg, water and vanilla."]
["butter", "chunky style peanut butter", "brown sugar", "egg", "water", "vanilla", "flour", "baking soda", "baking powder", "semi-sweet chocolate chips", "peanuts"]