Easy Fudgy Chocolate Frosting

• 1 cup sugar
• 5 tablespoons butter
• 13 cup milk
• 6 ounces semisweet chocolate pieces
• 1 teaspoon vanilla

1. Place sugar, milk and butter in saucepan, bring to boil and boil vigorously few one minute.
2. Remove from heat; add chocolate chips and vanilla.
3. Stir vigorously till blended and pour while hot over 9 x 13 inches or 10 x 15 inches pan of cooled cake.
4. It is important that you boil it for exactly a minute -- too short or too long makes the icing turn out bad.

sugar, butter, milk, chocolate, vanilla

Taken from www.food.com/recipe/easy-fudgy-chocolate-frosting-285710 (may not work)