Creamy Chocolate Frosting
["3 Tbsp. butter, melted", "1/2 c. cocoa", "1/3 c. milk", "1 1/2 tsp. vanilla", "3 1/2 c. powdered sugar", "dash of salt"]
["Combine melted butter and cocoa; then add milk and vanilla. Stir in sugar (sifted if lumpy) and salt in 3 parts.", "Beat until smooth.", "If frosting is too thick, beat in 1/2 teaspoon milk at a time."]
["butter", "cocoa", "milk", "vanilla", "powdered sugar", "salt"]