Blueberry Crumble Pie

INGREDIENTS

• 1 1/4 cups unbleached all-purpose flour plus more for surface
• 1/2 cup (1 stick) chilled unsalted butter, cut into 1/2-inch cubes
• 1/2 teaspoon kosher salt
• 2/3 cup plus 3 tablespoons sugar
• 2 1/2 tablespoons cornstarch
• 1 teaspoon finely grated lemon zest plus 2 tablespoons fresh lemon juice
• 5 cups (1 pound 10 ounces) fresh blueberries
• 3/4 cup unbleached all-purpose flour
• 3 tablespoons (packed) light brown sugar
• 1/2 teaspoons cinnamon
• 1/4 teaspoon salt
• 5 tablespoons unsalted butter, melted, cooled slightly
• Use a 9"–9 1/2"-diameter glass or metal pie dish. You will need pie weights or dried beans to bake the crust.