Blueberry Lattice Top Pie | BC Blueberry Council

Ingredients

• 2½ cups (375 g) All purpose unbleached flour, plus ¼ cup for rolling
• 1 tbsp (15 ml) Granulated sugar
• 1 tsp (5 ml) Salt
• 1 cup (225 g) Unsalted butter, chilled and cubed
• ¼ cup (60 ml) Sour cream (14%), cold
• 4 tbsp (60 ml) Ice cold water
• 1 tbsp (15 ml) Vinegar
• 5 cups (750 g) B.C. blueberries, fresh or frozen (do not thaw if using frozen)
• ½ cup (100 g) Granulated sugar
• 3 tbsp (45 ml) Corn starch
• 3 tbsp (45 ml) Fresh lemon juice
• 1 tsp (5 ml) Cinnamon
• 1 tbsp (15 ml) Unsalted butter, chilled and cut into small cubes
• 1 large (50 g) Egg white, whisked
• 1 tbsp (15 ml) Coarse sugar