There's nothing quite like a glass of homemade Horchata de Avena, is there? This creamy, comforting Mexican oat drink, often called Agua de Avena, has become one of my absolute favorite beverages, especially on a warm day or when I just need a sweet, refreshing treat. If you've only ever had rice horchata, you're in for a delightful surprise with this oat version. It's surprisingly easy to make at home, and the taste is just so much fresher than anything you can buy in a store. Making your own Horchata de Avena from scratch gives you full control over the sweetness and creaminess, making it perfect for your personal preference. Plus, oats are packed with goodness! Here’s how I make my go-to oatmeal horchata that always gets rave reviews. What You'll Need (Simple Ingredients for a Delicious Avena Drink): 1 cup rolled oats (not instant) 4 cups water (plus more for soaking) 1/2 cup granulated sugar (or to taste – I sometimes use less!) 1 cinnamon stick (or 1/2 tsp ground cinnamon) 1 tsp vanilla extract (optional, but I love it!) A pinch of salt (enhances flavor) My Easy Step-by-Step Agua de Avena Recipe: Soak the Oats: This is my first big tip for the best Horchata de Avena! Place the rolled oats in a bowl and cover them with about 2 cups of fresh water. Let them soak for at least 30 minutes, or even better, overnight in the fridge. Soaking helps soften the oats and makes for a smoother drink. If you're really short on time, you can skip soaking, but I find it makes a difference in texture. Blend Everything Together: Drain the soaking water from the oats (this helps reduce any bitterness). Transfer the soaked oats to a high-speed blender. Add the 4 cups of fresh water, sugar, cinnamon stick (or ground cinnamon), vanilla extract, and a tiny pinch of salt. Blend on high for 1-2 minutes until the mixture is completely smooth and creamy. It should look milky. Strain for Smoothness: This step is crucial for a silky avena drink! Place a fine-mesh sieve over a large pitcher or bowl, and line it with cheesecloth or a nut milk bag. Pour the blended mixture through the sieve, pressing down on the solids with a spoon or your hands (if using a nut milk bag) to extract all the liquid. Discard the leftover oat pulp. Chill and Serve: Give your Horchata de Avena a good stir. Taste and adjust sweetness if needed. For extra creaminess, some people like to add a splash of Mexican oatmeal condensed milk or evaporated milk at this stage, but I usually find it perfect as is. Cover the pitcher and chill in the refrigerator for at least 2-3 hours. This drink is best served very cold over ice. Tips & Variations to Elevate Your Oatmeal Horchata: For Horchata de Avena con Canela: You can't go wrong with cinnamon! I often add an extra sprinkle of ground cinnamon before serving for that aromatic kick. If you want a deeper cinnamon flavor, you can also toast the cinnamon stick lightly before blending. Add Nuts for Horchata con Nuez: For a richer, nuttier flavor, try adding a handful of blanched almonds or walnuts to the blender along with the oats. This gives it a wonderful depth and slightly thicker texture. Sweetener Options: Besides granulated sugar, you can use brown sugar, maple syrup, or agave nectar. Adjust to your preference. Serving Ideas: Beyond just drinking it plain, I sometimes use my agua de avena as a base for smoothies, or even as a dairy-free milk alternative in my coffee. It’s also fantastic with a sprinkle of chocolate powder! I hope you try this easy Horchata de Avena recipe soon! It’s such a delightful and satisfying drink that I bet will become a staple in your kitchen, just like it has in mine. Enjoy!