Fluffernutter cheesecake bars

Ingredients

Crust:

• 2 1/3 cup chocolate graham crackers, crushed
• 1 stick butter, melted
• 4 teaspoons. sugar

Cheesecake:

• 5 pkg. (8 oz. each) cream cheese, softened
• 1 cup sugar
• 3 tablepsoons. flour
• 1 tablepsoon. vanilla
• 1 cup sour cream
• 1/2 cup peanut butter
• 4 eggs

Fluff Stuff:

• 1 7 1/2-oz. jar Marshmallow Fluff
• 1/4 cup butter or margarine, softened
• 1 1/2 cup confectioners’ sugar