INGREDIENTS
1 1/2 cups
all purpose flour
3 tbsp
sugar
1 1/2 tsp
baking powder
1/2 tsp
kosher salt
6 tbsp
chilled unsalted butter, grated
1/2 cup
plus 1 tablespoon sour cream
3 tbsp
all purpose flour
1 cup
sugar
6 cups
fresh blueberries
2 tbsp
fresh lemon juice
1 tbsp
finely grated lemon zest
Vanilla ice cream for serving