Hot Fudge Sauce
["1/2 c. sugar", "1/4 tsp. salt", "4 Tbsp. cocoa", "1 Tbsp. cornstarch", "1 c. hot water", "1/2 tsp. vanilla", "1 tsp. butter"]
["Pour sugar, salt, cocoa and cornstarch in saucepan; mix well. Stir in hot water.", "Add vanilla.", "Cook over medium heat until thick; stir constantly.", "Add butter."]
["sugar", "salt", "cocoa", "cornstarch", "water", "vanilla", "butter"]