INGREDIENTS
all-purpose flour for dusting work surface
pie dough for double 9-inch pie crust, chilled
2 1/2 pints
fresh blueberries
1 tbsp
freshly squeezed lemon juice
2 tbsp
milk or cream
4 tbsp
all-purpose flour
1/2 cup
brown sugar + extra for sprinkling on top
1/4 tsp
ground cinnamon
1
large egg, beaten with 1 tablespoon water (for egg wash)