Brownies With Marshmallows
["2 sticks butter, softened (do not use oleo)", "1/3 c. dry Hershey's cocoa", "1 1/2 c. flour", "2 tsp. vanilla", "2 c. sugar", "4 eggs", "1/4 tsp. salt", "1 1/2 c. walnuts", "1 (8 oz.) pkg. miniature marshmallows"]
["Mix all ingredients but marshmallows in a large pan.", "Bake at 350\u00b0 for 20 to 25 minutes.", "Sprinkle marshmallows on top and return to oven for 3 minutes.", "Remove and let cool."]
["butter", "cocoa", "flour", "vanilla", "sugar", "eggs", "salt", "walnuts", "marshmallows"]