Mona'S Best Ever Brownies
["1/2 c. margarine", "2 (2 oz.) sq. unsweetened chocolate or 4 Tbsp. cocoa", "1 c. sugar", "2 eggs", "1 tsp. vanilla", "3/4 c. flour", "1/2 c. chopped walnuts"]
["In medium saucepan, melt margarine and chocolate.", "Remove from heat; stir in sugar.", "Cool slightly.", "Blend in eggs, one at a time.", "Add vanilla.", "Stir in flour and nuts.", "Mix well.", "Pour into an 8 x 8-inch pan (greased).", "Bake at 350\u00b0 for 30 minutes.", "Cool and frost with a butter icing and cut into squares."]
["margarine", "unsweetened chocolate", "sugar", "eggs", "vanilla", "flour", "walnuts"]