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Overhead shot of homemade blackberry oatmeal cookies with fresh berries

Blackberry Oatmeal Cookies recipe with fresh berries

Abi Guna
These Blackberry Oatmeal Cookies are soft, chewy, and packed with juicy fresh berries and hearty rolled oats are perfect for a wholesome snack, quick breakfast, or summer dessert. Made with simple pantry ingredients, these cookies come together easily and are a great way to use up seasonal blackberries. Enjoy them with coffee, tea, or as part of your summer brunch spread!
5 from 8 votes
Prep Time 15 minutes
Cook Time 18 minutes
Total Time 30 minutes
Course Dessert
Cuisine American
Servings 18 cookies

Equipment

  • Hand Mixer
  • Mixing Bowls
  • Baking Sheet
  • Cooling rack
  • Ice cream scoop

Ingredients
  

  • ½ cup unsalted butter at room temperature
  • ½ cup brown sugar
  • ¼ cup white sugar
  • 1 large egg at room temperature
  • 1 teaspoon vanilla extract
  • 1 ½ cups rolled oats
  • 1 cup all-purpose flour
  • ½ teaspoon baking powder
  • ½ teaspoon baking soda
  • ¼ teaspoon salt
  • ¾ cup fresh blackberries cut in half if large

Instructions
 

  • ​​In a large mixing bowl, add ½ cup of softened unsalted butter, ½ cup of brown sugar, and ¼ cup of white sugar. Using a hand mixer or stand mixer, beat on medium speed for 2–3 minutes until the mixture is light, fluffy, and creamy. This step is key for a soft and tender cookie base with that classic caramelized flavor.
  • Crack in 1 large egg and add 1 teaspoon of vanilla extract. Beat again just until everything is fully combined and smooth. Avoid overbeating, as that can make your cookies dense instead of soft.
  • In a separate bowl, whisk together; oats, flour, baking powder , baking soda and salt.
  • Rolled oats bring a hearty texture, while the leaveners help the cookies puff up gently while baking. A little salt balances the sweetness and enhances the berry flavor.
  • Gradually add the dry ingredients to the butter mixture, mixing on low speed or with a spatula just until no flour streaks remain. Be gentle here — overmixing can toughen the cookies.
  • Add ¾ cup of fresh blackberries, and gently fold them into the dough. If the berries are large, you can cut them in half — but do it gently to avoid too much bleeding into the dough.
  • Using a medium cookie scoop or tablespoon, scoop the cookie dough onto a parchment-lined baking sheet. Leave about 2 inches of space between each cookie. If you want extra bakery-style charm, press a few extra berry pieces on top.
  • Bake in a preheated 350°F (175°C) oven for 12–14 minutes, or until the edges are lightly golden and the centers are still soft but set. Don’t overbake — they’ll continue cooking slightly as they cool on the pan.
  • Let the cookies rest on the baking sheet for 5–10 minutes before transferring them to a wire rack to cool completely. This helps them set up without falling apart. Enjoy!

Notes

  1. Gently fold in the blackberries to avoid crushing them and turning the dough purple.
  2. If the dough feels too wet from the berries, chill it for 20–30 minutes before baking.
  3. Use a cookie scoop for evenly sized cookies and consistent baking.
Keyword blackberries, cookies, oatmeal
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