Oat Flour
Oat flour is finely ground oats with a naturally sweet, toasty flavor and soft texture. It makes tender pancakes, muffins, cookies, quick breads, and crumble toppings, and can lightly thicken smoothies and sauces. It’s an easy DIY flour you can make from oat flakes in seconds.
Nutrition
Per 1/4 cup (~30 g) oat flour (typical values):
✓ ~110–120 kcal;
✓ ~4 g protein;
✓ ~2–3 g fiber (including beta-glucans);
✓ Iron, magnesium, and small amounts of B vitamins.
Oat flour adds gentle sweetness and whole-grain nutrition with a soft, tender crumb in bakes.
Health Benefits
Oats provide soluble fiber (beta-glucans) that supports comfortable digestion and helps keep you satisfied. Using oat flour in place of some refined flour adds whole-grain benefits and a naturally sweet, nutty note that can reduce added sugars in some recipes.
DIY & Types
DIY oat flour: Blend oat flakes in a high-speed or extraction blender (or a coffee grinder) until fine. For a rustic texture, pulse to make “ground oats” (coarse flour).
Labeled oat flour: Pre-milled and sifted; texture is consistent but can stale faster once opened.
How to Use
- Swap ratio: Replace 25–50% of all-purpose flour with oat flour in pancakes, muffins, cookies, and quick breads for extra tenderness and flavor.
- 100% oat flour bakes: Add a binder (e.g., 1/4–1/2 tsp xanthan gum per cup flour or a flax/chia gel) and a bit more liquid. Expect a softer crumb.
- Hydrate batter: Let stand 10–15 minutes so oat flour absorbs liquid and bakes less crumbly.
- Crisp toppings & coatings: Use coarse “ground oats” for crumbles, granola clusters, and cookie edges.
Gluten Notes
Oats are naturally gluten-free but can be cross-contaminated. If needed, choose certified gluten-free oats/oat flour.
Storage
Whole oats (flakes): Airtight in a cool cupboard.
Oat flour (store-bought or homemade): More sensitive to oxidation - store airtight in the fridge for 1–2 months or freezer for longer. Grind in small batches to prevent bitterness.
Can You Freeze Oat Flour?
Yes. Freeze in a sealed bag/container. Use from frozen or let come to room temp (sealed) to avoid condensation.
What Do We Use?
At DAREBEETS, we mostly use oat flakes and grind them ourselves: either into oat flour or into “ground oats” (a coarse flour) for our recipes. Because oat flour can turn bitter over time, we grind small batches with an extraction blender or coffee grinder and store the flour cold.


