1 cup butter
1/2 cup all-purpose flour
3/4 cup packed light brown sugar
5 tablespoons lemon zest
1 (9 inch) prepared graham cracker crust
1 cup heavy whipping cream
3/4 cup pecans
Preheat oven to 350 degrees F (175 degrees C). Line bottom and side of pie pan with graham cracker crust.
Spread brown sugar over filling in pie pan.
In a medium bowl, cream together whip cream and peanut butter. Mix gently or transfer to large mixing bowl. Brush icing drizzle over top crust. Tune with lemon zest and pecans while line is still wet.
Bake at 350 degrees F (175 degrees C) for 25 minutes.