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    How to Make Gluten-Free Oat Flour

    Published: Sep 1, 2023 · Modified: Oct 15, 2023 by Alec Totto · The following content may contain paid links. When you click and shop the links, we receive a commission.

    Jump to Recipe

    Gluten-Free Oat Flour is so simple to make, don't waste your money on store bought! This easy heart-healthy flour is great for pancakes, waffles, muffins, and more.

    Glass bowl filled with homemade gluten-free oat flour with a spoon.

    We love to make a big batch of this oat flour then save it for various baked goods and breakfasts. It is healthier than all purpose flour and naturally gluten-free. All you need to do is pour oats into a food processor or blender then pulverize the oats and enjoy!

    Jump to:
    • Ingredients
    • Instructions
    • How to Use Gluten-Free Flour
    • Equipment
    • Storage
    • Top Tips
    • Recipes FAQs
    • Related Recipes
    • Did You Like This Recipe?
    • How to Make Gluten-Free Oat Flour

    Ingredients

    Ingredients to make homemade gluten-free oat flour, including old fashioned rolled oats.
    • Gluten-free rolled oats - We use Trader Joe's gluten free oats for this recipe, but you can use other gluten free rolled oats.

    See recipe card for quantities.

    Instructions

    Steps to make homemade gluten-free oat flour, including adding the oats to the blender or food processor, blending on high, then using in baked goods, pancakes, and more.
    • Make flour - Pour rolled oats into the food processor and secure the lid. Then turn on the food processor and pulverize the oats until they reach a powdery consistency. (Photo 1 and 2)
    • Use or store - Turn off the food processor and use immediately or transfer to an airtight container. (Photo 3 and 4)

    Pro tip - If you’re able to, use organic oats. According to EWG, glyphosate is often found in non-organic oat-based products.

    How to Use Gluten-Free Flour

    This gluten-free oat flour is versatile and is great in baked goods like muffins or breads as well as breakfasts like pancakes and waffles. You can also mix it with other flours like all purpose or wheat flour.

    Equipment

    This oat flour recipe only requires a food processor or blender.

    Storage

    Store leftover oat flour in an air-tight container in a cool, dry place for up to 3 months.

    Top Tips

    • Ensure that your blender or food processor is clean and dry before adding the oats. Any moisture can cause the oats to clump.
    • Use rolled oats or old-fashioned oats. These oats are steamed and flattened, making them easier to blend into a fine flour than instant oats.

    Recipes FAQs

    Are oats gluten free?

    Oats are naturally gluten-free, but are sometimes processed or transported with wheat products. In order to be sure the oats are gluten-free, check the packaging to see if they are certified gluten free.

    What are the health benefits of oat flour?

    Gluten-free oat flour is a good source of fiber and vitamins. It is also a good source of antioxidants. Oat flour can also reduce your risk of heart disease, lower your cholesterol, and normalize blood pressure.

    Is oat flour better for you than all purpose flour?

    Compared to all-purpose flour, oat flour is higher in fiber, vitamins, and minerals including magnesium and phosphorus. 

    Is oat flour a 1:1 substitute for all purpose flour in recipes?

    No, if replacing AP flour, use 1¼ cup of unpacked and leveled oat flour for every 1 cup of AP flour. You may also need more liquid or fat to yield similar results as a replacement for all-purpose wheat flour.

    Spoon holding gluten-free oat flour to use in pancakes, waffles, baked goods, and more.

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    • Homemade oat milk creamer in a glass pourable container.
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    Did You Like This Recipe?

    Love this easy gluten-free oat flour recipe? Please leave a 5-star 🌟🌟🌟🌟🌟 rating in the recipe card below & leave a comment below. Thanks!

    Sign up for HGL’s newsletter and keep in touch on Instagram, Facebook, and TikTok. If you make this recipe, tag #happygutlucky so we can see your oat flour baked goods!

    Glass bowl filled with homemade gluten-free oat flour with a spoon.
    Print Recipe Pin Recipe
    5 from 1 vote

    How to Make Gluten-Free Oat Flour

    Making Gluten-Free Oat Flour is so simple to make, don't waste your money on store bought! This easy heart-healthy flour is great for pancakes, waffles, muffins, and more.
    Prep Time5 minutes mins
    Total Time5 minutes mins
    Course: Baking
    Cuisine: American
    Keyword: gluten-free oat flour, how to make oat flour, oat flour, oat flour recipe
    Servings: 1 cup and 1 tbsp
    Calories: 307kcal

    Ingredients

    • 1 cup old fashioned rolled oats

    Instructions

    • Pour rolled oats into the food processor and secure the lid. Turn on the food processor and pulverize the oats until they reach a powdery consistency.
      1 cup old fashioned rolled oats
    • Turn off the food processor and use immediately or transfer to an airtight container.

    Notes

    Storage
    • Leftover oat flour can be stored in an air-tight container in a cool, dry place for up to 3 months.
    Top Tips
    • Use organic oats if you can. According to EWG, glyphosate is often found in non-organic oat-based products.
    • Ensure that your blender or food processor is clean and dry before adding the oats. Moisture can cause the oats to clump.
    • Use rolled oats or old-fashioned oats because they are easier to blend into a fine flour than instant oats.
    • If using oat flour instead of all-purpose flour, note that 1¼ cup of unpacked and leveled oat flour replaces 1 cup of all-purpose flour. 
    • Since oat flour has a high level of soluble fiber, you may need more liquid or fat to yield similar results as a replacement for all-purpose wheat flour. 

    Nutrition

    Calories: 307kcal | Carbohydrates: 55g | Protein: 11g | Fat: 5g | Saturated Fat: 1g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 2g | Sodium: 5mg | Potassium: 294mg | Fiber: 8g | Sugar: 1g | Calcium: 42mg | Iron: 3mg
    Tried this recipe?Mention @happygutlucky_ or tag #happygutlucky!

    More Gluten-Free

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    Reader Interactions

    Comments

    1. Kim

      October 14, 2023 at 8:38 pm

      5 stars
      I used this recipe to make gluten-free pancakes and they came out great. It was easy and cheaper than packaged oat flour.

      Reply
      • Alec Totto

        October 14, 2023 at 8:47 pm

        We're happy to hear you enjoyed the flour, Kim! If you haven't already, give our Oat Flour Pancakes a try. Thank you and have a great day!

        Reply

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    Recipe Rating




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