Step 1

Preheat oven to 350 degrees F.

Step 2

Line a rimmed baking sheet with aluminum foil and spray with cooking spray. Place graham crackers on prepared baking sheet; set aside.

Step 3

In a small saucepan over low heat, melt butter. Add brown sugar and pecans. Boil for 2 minutes, stirring constantly.

Step 4

Spread mixture evenly over graham crackers.

Step 5

Bake for 10 minutes. Cut crackers into squares while they are still warm. Allow to completely cool before removing from baking sheet.