This medley of flavors will tantalize your taste buds.
- Nonstick cooking spray
- 7 cups frozen mixed berry medley, thawed
- ½ tablespoon sugar
- 1 tablespoon all-purpose flour
- 1½ teaspoons cornstarch
- ¾ cup old-fashioned oats
- ¼ cup whole wheat flour
- ¼ teaspoon salt
- ¼ teaspoon cinnamon
- ¼ cup packed brown sugar
- ⅛ teaspoon vanilla extract
- 2 tablespoons chilled butter, cut into small pieces