Homemade Brownies
["2 sticks margarine", "10 Tbsp. cocoa", "2 c. sugar", "4 eggs", "1 1/2 c. flour", "dash of salt", "nuts (optional)"]
["Melt margarine.", "Add cocoa and then sugar.", "Beat well.", "Add beaten eggs, flour, and dash of salt.", "Mix well and stir in nuts. Bake at 350\u00b0 for 25 to 30 minutes in a 9 x 13-inch greased pan."]
["margarine", "cocoa", "sugar", "eggs", "flour", "salt", "nuts"]