Peanut Butter Cookies
["3 c. flour", "1 tsp. baking soda", "1 c. margarine or butter", "1 c. granulated sugar", "1 c. packed brown sugar", "2 eggs", "1 c. peanut butter"]
["In large saucepan, melt magarine and peanut butter. Remove from heat.", "Add sugars and eggs.", "Gradually add flour mixture until smooth.", "Refrigerate for 1 hour or up to 3 days before baking."]
["flour", "baking soda", "margarine", "sugar", "brown sugar", "eggs", "peanut butter"]