Tell me how to make Blueberry Slab Pie.
Here's a recipe for Blueberry Slab Pie:

Ingredients:

• 4 refrigerated pie crusts, 8 inch (20 cm)
• 5 cups blueberry
• 3/4 cup sugar
• 3 tablespoons cornstarch
• 1/2 teaspoon cinnamon
• 1 pinch salt
• 1 teaspoon lemon zest

Instructions:

1. In a bowl, mix the blueberries, sugar, cornstarch, cinnamon, salt, and lemon zest. Set aside.
2. Preheat oven to 400°F (200˚C).
3. On parchment paper, stack 2 pie crusts on top of each other. Roll out to 17 inches by 12 inches (43 cm by 30 cm). Cut diagonally into strips.
4. Roll out another 2 pie crusts. Place in a 15x10x1 inch (38x25x2 cm) baking sheet.
5. Spread out blueberry mixture into the crust, then form a lattice top with the pie crust strips.  Tuck the crust inward around the edges, and bake for 35 minutes.
6. Serve warm with ice cream.

Enjoy your Blueberry Slab Pie!