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Mixed Berry Crisp

July 4, 2024

Our mixed berry crisp recipe is just so easy! Juicy, jammy and covered in a buttery oat streusel topping, it’s summer in a baking dish.

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mixed berry crisp with an oat crumble topping in a baking dish topped with a scoop of vanilla ice cream

We’re obsessed with this mixed berry crisp recipe. A buttery oat topping sits over juicy berries (fresh or frozen berries work!) in this recipe that’s easy to throw together on a whim!

If, some August evening, you find yourself hit with a twinge of nostalgia for summer, and think to yourself “I haven’t done enough summer things! It’s passing me by!” we recommend that you stop, breathe, and take a minute to make this mixed berry crisp. It’s quick enough that, even if you decide to make it after dinner, you’ll have time to have a big bowl before bed and live your best summer life.

For more berry inspo, check out our Best Fresh Berry Recipes!

berries, sugar, flour, lemon juice, butter, flour, oats, salt, cinnamon and brown sugar in prep bowls to make berry crisp

Mixed Berry Crisp Ingredients

For the mixed berry filling

  • Mixed berries — you can use fresh berries, or frozen berries, either works! You can even play around with using other combinations of fruit beyond mixed berries. We’ve got some of our favorite fruit crisp filling combinations below.

  • Flour — the flour will help keep the filling from being overly runny.

  • Sugar — just a hint of sweetness. Mixed berry crisp is pretty healthy, but it’s still dessert!

  • Lemon Juice — for a bit of brightness.

For the oat crisp topping

  • Butter — cold, just like you need for making a Pie Crust.

  • Brown sugar — gives a rich, caramel sweetness to the topping.

  • Flour

  • Rolled oats

  • A pinch of salt — every dessert needs a little pinch of salt!

mixed berries in a bowl with sugar, salt, flour, lemon juice and cinnamon
mixed berries being stirred in a bowl with sugar, salt, flour, lemon juice and cinnamon
butter, brown sugar, flour, oats and salt in a bowl for berry crisp topping
butter, brown sugar, flour, oats and salt in a bowl for berry crisp topping

How To Make Homemade Berry Crisp:

  1. Prep the berries or other summer fruits! Gently toss the fruit with sugar, lemon juice, flour, salt and cinnamon in the dish you’ll bake the crisp in.

  2. Make the oat crisp topping. Using your fingers, smash the cold, cubed butter into the brown sugar, flour, salt and oats until you’ve got a crumbly, somewhat dough-like bowlful of crisp topping. It won’t look like enough to cover all that fruit, and that’s OK!

  3. Top the crisp and bake! Distribute the crisp topping as evenly as you can, but don’t fret if you still have a fair amount of exposed fruit. Berry crisp is, by nature, a rustic dessert—it’s all about ease, simplicity and showcasing fruit at the peak of ripeness. Bake until the fruit is bubbling up through the topping and the oat streusel is crisp and lovely.

  4. Eat your mixed berry crisp! Ideally, you’ll get to dig in when the crisp is warm from the oven, topped with a generous scoop of vanilla ice cream.

  5. Leftover mixed berry crisp will be good in the fridge for up to 5 days. We also love to eat it for breakfast — vanilla ice cream optional, but recommended!

mixed berry base in a baking dish
unbaked mixed berry crisp with oat topping in a baking dish

Mix Up Your Mixed Berry Crisp! Variations We Love

One of the best things about our berry crisp recipe is how adaptable it is. You can use fresh or frozen berries, or even try using different kinds of fruits! Here are some fruit crisp combinations to try:

  • Blackberry & blueberry crisp — We love to use a combination of two pints of blackberries or Marionberries with one pint of blueberries. The blueberries release a lot of juice as they bake, so an only-blueberry crisp will often be too runny. With a combination of blackberries and blueberries, the naturally-occurring pectin in the blackberries helps prevent the crisp filling from being runny.

  • Triple berry crisp—try a combo of blueberries, blackberries and raspberries.

  • Strawberry & rhubarb crisp—the classic early summer rhubarb, treated with a light hand and baked to perfection. Highly recommend it! Or skip the strawberries, and just make a simple Rhubarb Crisp.

  • Plum & peach crisp—when the stone fruit are coming in so fast you can hardly keep up.

  • White peach and raspberry crisp—not only delicious, but gorgeous too.

mixed berry crisp with oat topping in a baking dish fresh out of the oven

How To Freeze Oat Crisp Topping

In a stroke of genius, we recently began making double batches of our oat crisp topping (also called oat streusel topping) and freezing some of the topping to use later. With oat crisp topping in your freezer you can fresh summer fruit by the flat and know it’ll go to good use. Even Alice Waters—the goddess of fresh, seasonal, local herself—says you should freeze crisp topping. In her iconic book, Chez Panisse Fruit, she writes: “ordinarily we disapprove of freezer storage and cooking in large quantities, but it is a great thing to have a container of crisp topping handy..” Who are we to argue? To freeze it, simply make a double batch of the topping and pop half of it into a freezer-safe container. It’ll keep in the freezer for up to 3 months.

mixed berry crisp with an oat crumble topping in a baking dish topped with a scoop of vanilla ice cream
mixed berry crisp with an oat crumble topping in a baking dish topped with a scoop of vanilla ice cream

Dessert For Days

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Mixed Berry Crisp

  • Serves: 8
  • Prep Time:  10 min
  • Cook Time:  35 min
  • Calories: 218

Ingredients

Filling

  • 6 cups mixed fresh berries, such as blueberries, raspberries or blackberries
  • ⅓ cup granulated sugar
  • ¼ teaspoon sea salt
  • 3 tablespoons all-purpose flour
  • 1½ tablespoons fresh lemon juice (from 1 lemon)
  • ¼ teaspoon cinnamon (optional)

Oat Topping

  • ¼ cup (½ stick) cold unsalted butter, cubed
  • ½ cup brown sugar, packed
  • ½ cup all-purpose flour
  • ½ cup rolled oats
  • ½ teaspoon sea salt

For serving

  • Vanilla ice cream (optional)

Method

  1. Preheat the oven to 400°F with a rack in the center position.

    berries, sugar, flour, lemon juice, butter, flour, oats, salt, cinnamon and brown sugar in prep bowls to make berry crisp
  2. In a large bowl, gently mix the berries with the sugar, salt, flour, lemon juice and cinnamon, if using. Pour the berry mixture into a 2-quart baking dish or pie pan.

    mixed berries being stirred in a bowl with sugar, salt, flour, lemon juice and cinnamon
  3. In a medium bowl, add the butter, brown sugar, flour, oats and salt. Use your hands to combine the mixture until a crumbly dough is formed. Scatter the oat mixture over the berries.

    butter, brown sugar, flour, oats and salt in a bowl for berry crisp topping
  4. Bake until the berries are bubbling and the topping is golden brown, about 35 minutes.

    mixed berry crisp with oat topping in a baking dish fresh out of the oven
  5. Serve warm, divided between bowls, topped with ice cream, if using.

    Mixed Berry Crisp 9

Nutrition Info

  • Per Serving
  • Amount
  • Calories218
  • Protein2 g
  • Carbohydrates41 g
  • Total Fat6 g
  • Dietary Fiber4 g
  • Cholesterol15 mg
  • sodium184 mg
  • Total Sugars26 g

Mixed Berry Crisp

Questions & Reviews

Join the discussion below.

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  • Dixie

    gluten free substitution suggestions?

    Just make sure the oats you get are gluten free and I love Bob's red mill 1:1 gluten free flour! Hope you enjoy Dixie!

  • Wendy

    Can you please let me know if this recipe can be made with frozen berries?

    Thank you! Wendy

    Sure can!

  • Melanie

    Very good!

    Thanks Melanie!

  • Hallie

    This was incredible and so easy. I made it for bachelor night and it was gone in 7 minutes. Is an automatic staple kind of recipe. I used gluten free flour and had no issues!

    Thanks Hallie, we are so glad everyone enjoyed it! That's great that the gluten free flour worked, thanks for letting us know!

  • Jenn

    This is so heavenly. I served it with ice cream and the combination off juicy berries, crispy topping and creamy vanilla ice cream was divine..

    So glad you liked it Jenn!