Blueberry Crumble Pie - Recipe Tweets

Ingredients

• homemade pie crust
• 5 1/2 cups blueberries
• 1/2 cup granulated sugar
• 1/3 cup all-purpose flour
• 1 Tablespoon cornstarch
• 1 Tablespoon lemon juice
• 1 teaspoon lemon zest
• 1/2 cup packed light or dark brown sugar
• 1/2 teaspoon ground cinnamon
• 5 Tablespoons cold unsalted butter, cubed
• 1/2 cup old-fashioned oats