Old Fashion Fudge - cooking recipe

Ingredients

2/3 c. Hershey's cocoa
3 c. granulated sugar
1 1/2 c. milk
1/2 tsp. salt
1 tsp. vanilla
1/2 stick butter or margarine

Preparation

Mix cocoa, sugar, salt and milk together.
Cook on high until boiling, stirring constantly.
Turn to medium.
Cook until thermometer reaches hard ball, about 40 to 45 minutes.