Peanut Butter Fudge
["1/2 c. margarine (1 stick)", "1 lb. light brown sugar", "1/2 c. milk", "3/4 c. peanut butter", "1 tsp. vanilla", "1 lb. confectioners sugar"]
["Melt butter; stir in brown sugar and milk.", "Bring to full boil.", "Stir in peanut butter and vanilla.", "Add powdered sugar (confectioners) gradually.", "Stir until smooth; pour into 9 x 13-inch pan sprayed lightly with Pam."]
["margarine", "light brown sugar", "milk", "peanut butter", "vanilla", "confectioners sugar"]