Gluten-Free Berry Crisp

INGREDIENTS

3 cups

Blackberries, fresh or frozen

3 cups

Blueberries, fresh or frozen

3 cups

Raspberries, fresh or frozen

4 cups

Strawberries, fresh or frozen

1 1/2 cups

Rolled oats, gluten-free

1 cup

Brown sugar, packed

1 1/2 tsp

Cinnamon, ground

1/4 cup

Cornstarch

1 cup

Gluten-free flour blend

1/2 cup

Granulated sugar

1/2 tsp

Kosher salt

Cooking spray, Nonstick

1/2 cup

Butter, unsalted