Colossal Cookies
["1/2 c. butter or margarine", "1 1/2 c. sugar", "1 1/2 c. brown sugar", "4 eggs", "1 tsp. vanilla", "2 c. chunky peanut butter", "6 c. quick oats (uncooked)", "1 c. semi-sweet chocolate pieces", "2 1/2 tsp. baking soda"]
["In a very large mixing bowl, mix butter and sugars together. Blend in eggs and vanilla.", "Add peanut butter; mix well.", "Stir in oats, chocolate pieces and baking soda.", "Mix well.", "Drop 1/4 cup measure 4 inches apart on ungreased cookie sheet.", "Flatten with a fork to 2 1/2-inches in diameter.", "Bake at 350\u00b0 for 10 to 12 minutes.", "Cool on wire racks.", "Store tightly covered."]
["butter", "sugar", "brown sugar", "eggs", "vanilla", "chunky peanut butter", "oats", "semi-sweet chocolate pieces", "baking soda"]