Hot Fudge Sauce
["2 sq. unsweetened chocolate, melted", "2 Tbsp. butter", "3/4 c. white sugar", "1 (5 oz.) can evaporated milk"]
["Melt chocolate and butter together.", "Add sugar; stir.", "Add milk gradually.", "Cook and stir until it comes to a gentle boil. Simmer and stir for a minute or two, or until thick and creamy."]
["unsweetened chocolate", "butter", "white sugar", "milk"]