This gluten-free Blueberry Crisp is easy to make in an ordinary cast iron skillet. You'll love the rustic, old fashioned taste of this easy-to-make blueberry crisp with oatmeal dessert.

Why You Will Love This Recipe
There's nothing quite like a warm, gooey blueberry crisp on a summer day. This easy skillet blueberry crisp recipe is the perfect way to enjoy an old fashioned blueberry dessert that's also gluten-free.
- Easy to make. You'll only need a few things to make this old fashioned style blueberry crisp, and it's super easy to whip up.
- Delicious. The cinnamon, allspice, and rosemary complement the blueberries beautifully for a bright, vibrant flavor profile.
- Healthy. With this dessert being gluten-free, it's great for those with dietary restrictions.
Jump to:
- Why You Will Love This Recipe
- Gluten-Free Blueberry Crisp Ingredients
- How to Make Blueberry Crisp with Oatmeal
- Serving Suggestions
- Related Recipes
- Substitutions and Variations
- Equipment
- Storage and Reheating
- Tips for Success
- Frequently Asked Questions
- Food Safety
- Some Other Recipes We Are Sure You Will Love
- Connect with Smells Like Delish!
- 📖 Recipe
Gluten-Free Blueberry Crisp Ingredients
This easy skillet blueberry crisp recipe is gluten-free and made with fresh blueberries, gluten-free oats, and a simple topping. It's the perfect dessert for any occasion, and it's sure to become a family favorite everyone will love.
- Blueberries - Fresh, washed.
- Brown Sugar - Or, any sugar.
- Cinnamon - Ground.
- Allspice - Ground.
- Rosemary - Fresh, chopped. You can also use fresh Thyme.
- Rolled Oats - Old Fashioned rolled oats, or Bob's Mill Thick oats. While oats are naturally gluten-free, get the gluten free rolled oats, as they will have been processed in a gluten free plant and won't have been contaminated from gluten products.
- Flour - Use gluten free flour, or almond flour.
- Almonds - Sliced.
- Honey - Any variety.
- Butter - Melted
- Salt
Full ingredient amounts and preparation instructions are in the printable recipe card at the bottom of this post.
How to Make Blueberry Crisp with Oatmeal
This blueberry crisp with oatmeal recipe is so easy to make, even beginners can do it! Just combine the blueberries, sugar, and spices and add to a skillet. Mix the topping ingredients and crumble over the blueberries, and bake until golden brown.
Prepare The Blueberry Filling
- Preheat oven to 350 degrees F (176 degrees C). Grease a 9-inch cast iron skillet, and wash the blueberries.
- In a large bowl, combine blueberries, brown sugar, cinnamon, allspice, and chopped rosemary.
Prepare The Blueberry Crisp Gluten Free Topping
- Combine the gluten free rolled oats, gluten free flour (or almond flour), cinnamon, sliced almonds, honey, salt, and melted butter in a mixing bowl.
- Combine with a spoon or fork until the mixture comes together into a texture that resembles dry oatmeal cookie dough.
Transfer Blueberry Filling To A Skillet
- Pour the blueberry mixture into the prepared cast iron skillet. You can use any oven safe skillet or baking dish.
Add The Crisp Topping
- Using your hands, crumble the oatmeal topping over the blueberry filling in the skillet.
- Bake in the oven for 30 minutes, or until the crisp topping is nicely browned.
- Lay a piece of aluminum foil loosely over the top to prevent over browning, and bake for an additional 10 to 15 minutes until the blueberry crisp is bubbly.
- Remove from oven and cool for 5 to 10 minutes before serving. Enjoy!
Serving Suggestions
This old-fashioned blueberry crisp is delicious served warm with vanilla ice cream or whipped cream. You can also serve it with a dollop of yogurt or drizzle some heavy cream on it.
If you love blueberries, see some of our other blueberry recipes:
- Starbucks Blueberry Scones (Copycat)
- Almond Flour Blueberry Muffins
- Crumbl Blueberry Muffin Cookies
- Mint Berry Sangria Cooler
- Blueberry Strawberry Pie
- Dairy Free Blueberry Muffins (Jumbo Size)
Full ingredient amounts and preparation instructions are in the printable recipe card at the bottom of this post.
Related Recipes
Substitutions and Variations
Here are a few substitutions and variations using this gluten-free blueberry crisp recipe:
- If you're not gluten sensitive, you can use regular all purpose flour.
- Frozen blueberries are a great option when fresh blueberries are out of season.
- Dried cut rosemary, or dried thyme are great substitutes for fresh.
- For a richer flavor, use maple syrup instead of brown sugar.
Equipment
Equipment can have a big impact on how a recipe turns out. Below are some of my favorite pieces of equipment that I use when making this old fashioned blueberry crisp with oatmeal recipe.
Storage and Reheating
- This blueberry crisp can be stored in an airtight or covered container in the refrigerator for up to 3 days.
- You can also freeze this crisp for up to 2 months. Thaw overnight in the refrigerator before reheating.
- To reheat, bake in a preheated oven at 350 degrees F (175 degrees C) for 15-20 minutes, or until heated through.
Tips for Success
- If you don't have a cast iron skillet, you can use a baking dish, or a 9-inch pie dish.
- To prevent the topping from over browning, place a piece of foil loosely over the skillet during the last 15 minutes of baking.
- You can also use any fruits such as peaches, apples, nectarines, or plums. This crisp is a great way to use up fruit that's getting a little over ripe also.
Frequently Asked Questions
Yes, you can use frozen blueberries. Just be sure to thaw and drain the excess liquid off them before using them in this blueberry crisp recipe.
Yes, you can substitute regular oats for the gluten-free oats, it just won't be a gluten-free blueberry crisp.
No, you can make an all flour topping. Increase the sliced almonds to ½ cup for texture and substitute gluten free flour for the oats.
Food Safety
- Do not use the same utensils on cooked food, that previously touched raw meat.
- Wash hands after touching raw meat.
- Don't leave food sitting out at room temperature for extended periods.
- Never leave cooking food unattended.
- Use oils with high smoking point to avoid harmful compounds.
- Always have good ventilation when using a gas stove.
See more guidelines at USDA.gov.
Some Other Recipes We Are Sure You Will Love
Connect with Smells Like Delish!
📖 Recipe
Easy Skillet Blueberry Crisp (Gluten-Free)
Ingredients
Blueberry Crisp Filling
- 4 cup blueberries fresh, washed
- ¼ cup brown sugar or maple syrup
- ¾ teaspoon cinnamon ground
- ½ teaspoon allspice ground
- 1½ teaspoon rosemary fresh, or ½ teaspoon dried
Blueberry Crisp Topping
- ¾ cup rolled oats Old Fashioned
- ¼ cup flour gluten free flour, or almond flour
- ¼ cup almonds sliced
- ¼ teaspoon cinnamon ground
- ¼ cup honey
- ⅛ teaspoon salt
- 3 tablespoon butter melted
Instructions
- Preheat oven to 350 degrees F (176 degrees C). Grease a 9-inch cast iron skillet, and wash the blueberries.
- In a large bowl, combine blueberries, brown sugar, cinnamon, allspice, and chopped rosemary.4 cup blueberries, ¼ cup brown sugar, ¾ teaspoon cinnamon, ½ teaspoon allspice, 1½ teaspoon rosemary
- Combine the gluten free rolled oats, gluten free flour (or almond flour), sliced almonds, cinnamon, honey, salt, and melted butter in a mixing bowl.¾ cup rolled oats, ¼ cup flour, ¼ cup almonds, ¼ teaspoon cinnamon, ¼ cup honey, ⅛ teaspoon salt, 3 tablespoon butter
- Combine with a spoon or fork until the mixture comes together into a texture that resembles dry oatmeal cookie dough.
- Pour the blueberry mixture into the prepared cast iron skillet. You can use any oven safe skillet or baking dish.
- Using your hands, crumble the oatmeal topping over the blueberry filling in the skillet.
- Bake in the oven for 30 minutes, or until the crisp topping is nicely browned and crisp.
- Lay a piece of aluminum foil loosely over the top to prevent over browning, and bake for an additional 10 to 15 minutes until the blueberry crisp is bubbly.
- Remove from oven and cool for 5 to 10 minutes before serving. Enjoy!
Notes
- If you don't have a cast iron skillet, you can use a baking dish, or a 9-inch pie dish.
- To prevent the topping from over browning, place a piece of foil loosely over the skillet during the last 15 minutes of baking.
- You can also use any fruits such as peaches, apples, nectarines, or plums. This crisp is a great way to use up fruit that's getting a little over ripe also.
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