KitKat Cookie Bars

Spray a 13-by-9 inch baking pan with no-stick cooking spray. Line with 27 crackers.

In a sauce pan, melt margarine, and then add both sugars, milk and graham cracker crumbs. Bring to a boil and cook for 5 minutes. This makess 3 cups of filling.

In microwave, melt chocolate morsels and peanut butter. Pour half (1 1/2 cups) of filling on top of the first row of crackers. Line another layer of 27 crackers ontop of this filling. Pour remaining half of filling on top of these crackers and top with remaining 27 crackers for third layer. Pour chocolate and peanut butter mixture on top of this third layer of crackers and spread evenly.

Refrigerate until the chocolate-peanut butter layer is set. Cut into squares and serve.