INGREDIENTS
2 cups
blackberries
2 cups
blueberries
2 cups
raspberries
1/2 cup
granulated sugar
1/3 cup
all-purpose flour
1 tbsp
cornstarch
1 tbsp
lemon juice
1 tbsp
lemon zest
1 tsp
vanilla extract
1 cup
old-fashioned oats
3/4 cup
brown sugar
1/2 cup
all-purpose flour
1 tsp
cinnamon
1/4 tsp
salt
9 tbsp
unsalted butter, cold and cubed
1
pie crust (homemade or store bought)