1 1/2 c. graham cracker crumbs
For the filling:
Preheat the oven to 350 degrees F. Spray an 8×8 inch baking dish with cooking spray. Set aside. In a medium bowl, combine the graham cracker crumbs, melted butter, sugar, and lemon zest. Stir until graham cracker crumbs are moist. Press crumbs firmly into prepared pan. Bake the graham cracker crust for 10 minutes. Remove from oven and allow to cool to room temperature.
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