If you're wondering how to make oat milk at home, here's the easiest method to help you avoid slimy results. Before I felt comfortable sharing this method with you, I tried 3 other science-backed ways to make oat milk less slimy, which you can read about in the post below. I hope I'll save you some time and effort with this easy, 5-minute version!
Add the water, oats, maple syrup, vanilla, and salt to a high-speed blender and blend briefly, about 20 to 30 seconds, until the mixture looks creamy. Do NOT over-blend, as this will make the consistency more slimy.
Pour the blended mixture through a fine-mesh strainer, and tap the sides of the strainer to make sure the liquid strains through. (Don't use a spoon to press the pulp into the sides of the strainer, or the resulting milk will be slimy. This is also why you also don't want to squeeze through a nut milk bag for straining.)
For an extra-smooth milk, rinse off the strainer and then pour the milk through it a second time. This will strain out any extra sediment for an super-smooth oat milk.
Use the milk right away, or store it in an airtight container in the fridge for up to 4 days. This homemade milk will separate when stored, so shake it again before using.
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Notes
Nutrition information is for roughly a scant 1 cup serving. This information is just an estimate and not a guarantee. (Especially since some of the oats are removed with straining.)Oat milk is best served cold, as it thickens when heated. Separation is normal when you store oat milk. You can shake it to reincorporate the settled sediment, or just pour from the top for a super-smooth milk.Creamy Note: Oat milk is not as creamy as almond milk. For creamier results, you can add a handful of cashews or hemp hearts to the strained oat milk and blend again. This will add healthy fat, making it creamier. (And these options don't need to be strained the way other nuts do.)