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homemade oat flour in a bowl

How to Make Oat Flour

Learn how to make oat flour right at home with just one simple ingredient and one step! In about 5 minutes you'll have homemade oat flour to use in your favorite breads, muffins, desserts and more. Skip the store-bought version and make a batch of oat flour for your fav recipes!

Course Gluten Free, How to
Cuisine American
Keyword homemade oat flour, how to make oat flour
Prep Time 10 minutes
Total Time 10 minutes
Servings 1 cup oat flour
Author Monique Volz of AmbitiousKitchen.com


  • 1 1/4 cups old fashioned rolled oats (gluten free if desired)


  1. Place oats into a blender or food processer and blend or pulse until smooth and the mixture resembles flour.

  2. Before using in recipes, be sure to measure out the desired amount of oat flour. Store in an airtight container for up to 3 months.

Recipe Notes

Store your homemade oat flour in an airtight container for up to 3 months.