Brownies
["1 stick margarine", "1 c. sugar", "2 eggs", "1 tsp. vanilla", "1/2 c. flour", "1/2 c. cocoa", "1/2 c. nuts (optional)"]
["Mix all together and spread in a greased and floured 9 x 9-inch pan.", "Bake at 350\u00b0 for 20 to 25 minutes or until toothpick comes out clean."]
["margarine", "sugar", "eggs", "vanilla", "flour", "cocoa", "nuts"]