Homemade Oatmeal Milk is a creamy, delicious, and budget-friendly DIY plant-based milk that's perfect for baking, coffee, or smoothies.
This quick and easy vegan nut-free oat milk recipe is an inexpensive alternative - here's how to make it at home in minutes.
Love oats? Don't miss my creamy strawberry oat milk -it's a fruity twist you'll love.

Homemade oatmeal milk has been my go-to vegan milk ever since I transitioned to a plant-based diet over seven years ago, and I still make it almost every week.
Alongside my almond milk and cashew nut milk recipes, this one is the quickest and most affordable. You'll need just rolled oats and cold water, that's it! It's smooth, creamy (not slimy!), with a subtle oat flavor that works beautifully in both unsweetened and sweetened versions.
I love using it in my everyday favorites like an oatmeal smoothie, banana peanut butter oatmeal, overnight oats, or even fluffy pancakes with oat milk - it's that versatile and tasty!
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🥣Ingredients

- Rolled oats: Old-fashioned rolled oats create a creamy, smooth texture and add a mild, wholesome flavor.
- Cold water: Cold water keeps the oat milk from getting slimy and helps it blend into a fresh, clean-tasting drink.
As always, you can find the full recipe with a list of ingredients and measurements in a printable recipe card at the end of this post.
🥛How To Make Oatmeal Milk

Blend: Add rolled oats and cold water to a high-speed blender. Blend on high for 30-40 seconds until smooth and milky.

Strain: Pour the mixture through a nut milk bag, cheesecloth, or fine mesh strainer into a bowl or jug. Strain twice for extra smooth, creamy oat milk.
📋Variations
- Sweet vanilla oat milk: Blend in 1-2 pitted dates, ½ teaspoon vanilla extract, and a pinch of salt for a naturally sweet and cozy flavor.
- Chocolate oat milk: Add 1 tablespoon unsweetened cocoa or cacao powder, 1-2 dates or a splash of maple syrup, and a drop of vanilla for a rich, chocolatey treat.
- Cinnamon spice oat milk: Sprinkle in ½ teaspoon ground cinnamon and a touch of nutmeg or cardamom for a warming, spiced version - perfect for fall baking or coffee.
- Barista-style oat milk: Blend in 1 tablespoon neutral oil (like sunflower or avocado oil) for extra creaminess that froths beautifully in lattes or cappuccinos.
- Berry oat milk: Add a handful of frozen berries and a banana for a fruity oat milk smoothie straight from the blender.

💡Marinela's Tips
- Don't over-blend: Blend just 30-40 seconds to keep your oat milk smooth without turning slimy. Over-blending releases too much starch.
- Use cold water: This helps prevent sliminess and keeps the texture fresh and creamy.
- Strain twice (but don't over-squeeze): Gently strain your oat milk without pressing or squeezing too hard to avoid releasing oat pulp that can make it slimy.
- Avoid soaking: No need to soak the oats beforehand. This keeps the oat flavor fresh and natural.
- Shake before use: Homemade oat milk can separate naturally, so just give it a good shake before pouring.
- Customize sweetness last: For a sweetened version, blend again briefly with a pitted date, maple syrup, or agave nectar.
❓Frequently Asked Questions (FAQ's)
Homemade oatmeal milk lasts 4-5 days refrigerated in a sealed container. Always shake well before use as natural separation occurs.
Oat milk turns slimy when over-blended or over-squeezed during straining. Blend briefly and strain gently to keep it smooth and creamy.
Steel-cut oats are too coarse and don't blend well for smooth oat milk, while quick oats can make the milk slimy. Rolled oats are the best choice for creamy, smooth oat milk every time.
No soaking is needed; using raw rolled oats and cold water makes quick, fresh oat milk with natural flavor and texture.
Oat milk can be gluten-free if you use certified gluten-free oats, but regular oats may be cross-contaminated with gluten-always check the label if you have gluten sensitivities.
Yes, oat milk froths beautifully, especially barista-style versions made with a bit of added oil for extra creaminess, perfect for lattes and cappuccinos.
Leftover oat pulp is perfect for adding fiber and moisture to baked goods like muffins, cookies, or pancakes, or you can mix it into smoothies and oatmeal for an extra nutritional boost.
🥞Vegan Oatmeal Recipes
- Oatmeal apple banana cookies
- 3 ingredient banana cookies
- Oatmeal wraps
- Overnight oats with dates and peanut butter
- Blackberry oat muffins
- Oat date balls
📖 Recipe
Homemade Oatmeal Milk
Equipment
- 1 high speed blender
- 1 Nut milk bag (or fine mesh strainer)
Ingredients
- 1 cups rolled oats gluten-free certified if needed
- 4 cups cold water
Instructions
- Add rolled oats and cold water to a high-speed blender. Blend on high for 30-40 seconds until smooth and milky.
- Strain the mixture through a nut milk bag, cheesecloth, or fine mesh strainer into a bowl or jug. For extra smoothness, strain twice.
- If you want to get that super smooth and creamy oat milk, wash the strainer and then pour the strained milk through it again. This step is optional, but it improves the texture a lot and yields extra smooth oat milk.
- You can use the milk right away or transfer it to a sealed container, chill it in the fridge and enjoy it later. Add it to your coffee, cocoa, smoothies, granola, or use it in your favorite baking recipes.
Notes
- Use cold water to keep the milk smooth, not slimy.
- Blend for just 30-40 seconds-don't over-blend.
- Strain gently and avoid over-squeezing to keep the texture creamy.
- No soaking needed - rolled oats work best straight from the bag.
- Add sweeteners such as pitted dates, maple syrup, or agave nectar after straining for a sweet milk version.
- Shake well before each use, as natural separation is normal.
- Store in a sealed jar or bottle in the fridge for up to 4-5 days.
Nutrition
If you try this homemade oatmeal milk recipe, let me know! Leave a comment, rate it, and don't forget to tag a photo @go_eatgreen on Instagram.
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