2/3 c. cocoa
3 c. sugar
1/8 tsp. salt
1 1/2 c. milk
1/4 c. butter
1 tsp. vanilla

Stir until boils the first 4 ingredients. Boil, without stirring to soft ball stage, 234 degrees. Remove from heat, add butter and vanilla. DO NOT STIR. (The key to making this fudge.) Cool to room temperature. Beat until thicken and loses some of its gloss. Spread in lightly buttered pan.