INGREDIENTS
1 1/2 cups
all-purpose flour
1 1/2 cups
old fashioned rolled oats
3/4 cup
light brown sugar
1/2 tsp
cinnamon
1/2 tsp
kosher salt
1 cup
cold butter (,cubed (2 sticks))
1/2 cup
granulated sugar
3 tbsp
cornstarch
2 1/2 cups
blueberries
1 tbsp
lemon juice
1 tsp
lemon zest