Preheat oven to 350 degrees F.

Crush graham crackers.

In a large mixing bowl, combine all three ingredients until thoroughly combined.

Firmly press the cookie bar dough into a greased 8x8 pan.

Bake for 23-27 minutes, or until golden brown around the edges.

Cool for 15 minutes, and cut into bars.

Optional, dust with powdered sugar.

Store in an airtight container.