INGREDIENTS
2
rolled-out rounds <a href="https://www.williams-sonoma.com/recipe/basic-pie-dough.html"><b><u>basic pie dough</u></b></a>
4 cups
(1 lb./500 g) blueberries
1 tbsp
fresh lemon juice
3/4 cup
(6 oz./185 g) granulated sugar, plus more for sprinkling
3 tbsp
cornstarch
1/2 tsp
grated lemon zest
1/4 tsp
kosher salt
1/4 tsp
ground cinnamon
1 tbsp
cold unsalted butter, cut into small pieces
1
egg beaten with 1 tsp. water
Sanding sugar for sprinkling