12tablespoonschilled butter, cut into pats1 ½ sticks
2cupsold fashioned oats
1cupall-purpose flour
1cupwalnutschopped fine
Instructions
Preheat the oven to 400 F (200 C).
In a large cast-iron skillet or a 9-inch baking dish, combine the cherries, strawberries and ¾ cup of brown sugar. Mix to combine.
In a separate bowl, combine the remaining brown sugar, oats, butter, flour, and walnuts. Using a pastry cutter or your fingers, combine until the mixture is in small pebbles.
Spread the topping evenly over the skillet of berries.
Bake for 35 to 40 minutes, till the crumble top is golden brown and the fruit is bubbling.