Butterscotch Brownies
["1/3 c. margarine", "1 c. light brown sugar", "1 egg (unbeaten)", "1/4 tsp. salt", "3/4 c. self-rising flour", "1/2 tsp. vanilla", "1 c. nuts"]
["Melt margarine and add other ingredients.", "Spread in greased 9 x 9-inch pan.", "Bake 25 minutes at 350\u00b0."]
["margarine", "light brown sugar", "egg", "salt", "flour", "vanilla", "nuts"]