Double Chocolate Chip Cookie
["1 1/4 c. margarine", "2 c. sugar", "2 eggs", "1 tsp. vanilla", "2 c. flour", "3/4 c. Hershey's cocoa", "1 tsp. baking soda", "1/2 tsp. salt (optional)", "1 pkg. chocolate chips (peanut butter chips or butterscotch chips may be used)"]
["Cream butter and sugar; add eggs and vanilla, beat well. Combine flour, cocoa, baking soda and salt; gradually add to creamed mixture.", "Stir in chips.", "Drop by teaspoonfuls onto ungreased cookie sheet.", "Bake at 350\u00b0 for 8 to 9 minutes."]
["margarine", "sugar", "eggs", "vanilla", "flour", "cocoa", "baking soda", "salt", "chocolate chips"]