Hot Fudge Sauce--Out Of This World! - cooking recipe

Ingredients

1/2 cup butter (a must)
2/3 cup cocoa
6 tablespoons flour
2 cups granulated sugar
2 cups milk
2 teaspoons vanilla

Preparation

In a 2 quart saucepan mix the sugar, flour, cocoa together.
Add the butter and milk.
On a medium heat bring to a low boil and cook till thick, whisking all the time as you don't want it to stick and burn.
Cook about an extra 1/2 to 1 minute.
Remove from heat and add the vanilla.
Put through a sieve to get any would-be lumps out.
Result is a creamy, thick sauce.