Easy Peanut Butter Fudge

I just made this!!!

Ingredients:

1/2 Cup Butter
2 1/4 cups of Brown Sugar
1/2 Cup of Milk
3/4 Cup Peanut Butter
1 Teaspoon Vanilla Extract
3 1/2 Cups Powdered Sugar

Directions:

Melt butter in a medium saucepan over medium heat. Stir in brown sugar and milk. Bring to a boil and boil 2 minutes---VERY IMPORTANT--- stir frequently.
Remove from heat. Stir in peanut butter and vanilla. Pour over powedered sugar in a large mixing bowl. Beat until smooth. Pour into an 8x8 inch dish. Chill until firm.