1/2 cup butter or margarine
4 (1-oz.) squares unsweetened chocolate
3 cups sugar
1/2 tsp. salt
12 oz. can evaporated milk

Melt butter and chocolate in top of double boiler; stir in remaining ingredients. Cook, stirring constantly, until sugar is dissolved and sauce is smooth. Serve warm or cold over ice cream.

Yield: about 4 cups.
-Southern Living 1979 Annual Recipes (April)