INGREDIENTS
1 serving
sourdough pie crust
1 cup
flour
1 cup
use all
1 tsp
salt
1 tbsp
sugar
3/4 cup
butter
3 tbsps
vegetable shortening
1/4 cup
liquid sourdough starter unfed if you don't have starter
1 lb
blueberries
1/2 cup
sugar
2 tbsp
water
2 tbsp
cornstarch
1 tbsp
lemon juice
1 serving
egg wash
1 large
egg yolk
1 tbsp
granulated sugar