Popcorn Cake
["1 stick margarine", "1 pkg. mini marshmallows", "1 (12 oz.) can Spanish peanuts (optional)", "1/2 c. unpopped popcorn", "1 (16 oz.) pkg. M&M's"]
["Melt margarine and marshmallows in double boiler.", "Pop popcorn and put into a large bowl.", "Pour marshmallow mixture onto popcorn; mix in M&M's and peanuts.", "Press into large, greased pan.", "Cool in refrigerator."]
["margarine", "marshmallows", "Spanish peanuts", "popcorn"]