How to Make Iced Oat Milk Lattes: Step-by-Step Guide
By Minor Figures | Published: 2026-08-29
Category: How-to Guides
Learn to craft refreshing iced oat milk lattes at home with our step-by-step guide. Perfect for hot days, using BARISTA OAT (ORGANIC) and more.
When the temperature climbs, a hot latte can feel like a burden. That's where iced oat milk lattes come in—they're creamy, refreshing, and surprisingly easy to make at home. Whether you're a seasoned home barista or just starting out, this guide will walk you through every step, from choosing the right oat milk to nailing the perfect pour.
We'll focus on using BARISTA OAT (ORGANIC) from Minor Figures, which is specially formulated to froth and blend beautifully in cold drinks. But we'll also cover variations like iced lattes without espresso, so you can enjoy a cold coffee with oat milk even if you don't have an espresso machine.
Why Oat Milk Works for Iced Lattes
Oat milk has become a favorite for cold coffee drinks because of its naturally sweet, creamy profile. Unlike dairy milk, it doesn't water down the coffee when poured over ice. Instead, it adds a velvety texture that complements the bold flavors of espresso or cold brew. BARISTA OAT (ORGANIC) is an excellent choice because it's barista-grade, meaning it's designed to hold up in hot and cold applications without separating.
Another advantage is that oat milk is plant-based, making it suitable for vegans and those with lactose intolerance. It also steams and froths well, so you can create a latte that looks as good as it tastes. Whether you're using a home espresso machine or a simple French press, oat milk is forgiving and easy to work with.
- Oat milk's natural sweetness reduces the need for added sugar.
- Barista-grade oat milk like BARISTA OAT (ORGANIC) prevents curdling in cold drinks.
- Plant-based and lactose-free, it's inclusive for various diets.
Essential Tools and Ingredients
To make a perfect iced oat milk latte, you'll need a few basics: your favorite coffee (espresso shots or strong brewed coffee), ice cubes, BARISTA OAT (ORGANIC) or another oat milk, and a sweetener if desired. For tools, a coffee maker or espresso machine, a shaker or jar, and a glass are all you need. If you don't have an espresso machine, you can use a Moka pot or even instant espresso powder.
For a richer flavor, consider using cold brew concentrate—it's smoother and less acidic than hot brewed coffee. You can also experiment with flavored syrups like vanilla or caramel. The key is to keep things simple and let the oat milk shine.
- Use a shaker or jar to combine coffee and oat milk for a frothy texture.
- Cold brew concentrate makes a sweeter, less bitter iced latte.
- Add a pinch of salt to enhance the flavors without extra sugar.
Step-by-Step: Making the Perfect Iced Oat Milk Latte
Start by brewing your coffee. If using an espresso machine, pull two shots. If not, brew a strong cup using a French press or pour-over, using about double the coffee-to-water ratio. Let it cool to room temperature or chill it in the fridge for a few minutes. This prevents the ice from melting too quickly.
Fill a tall glass with ice cubes. Pour the cooled coffee over the ice, leaving room for the oat milk. Then, slowly pour in BARISTA OAT (ORGANIC) over the back of a spoon to create a layered effect. Stir gently to combine. If you like it sweet, add a simple syrup or flavored syrup to taste. For a frothier texture, shake the coffee and oat milk together in a sealed jar before pouring over ice.
- Chill the coffee before assembling to keep the drink cold longer.
- Layer the milk over a spoon for a visually appealing gradient.
- Shake coffee and milk together for a cappuccino-style foam.
Iced Lattes Without Espresso: Alternative Methods
Not everyone has an espresso machine, but that shouldn't stop you from enjoying a delicious iced oat milk latte. You can use instant coffee, cold brew concentrate, or even a strong brewed coffee. For a quick fix, mix a teaspoon of instant coffee with a little hot water, then combine with cold water and ice. Add BARISTA OAT (ORGANIC) and stir.
Another option is to use a French press to make a concentrated coffee. Steep coarse-ground coffee in cold water for 12-24 hours to make cold brew. This method yields a smooth, low-acid coffee that's perfect for iced drinks. Simply mix one part cold brew with two parts oat milk and ice.
- Instant coffee dissolves easily and works in a pinch.
- Cold brew is smoother and less acidic than hot-brewed coffee.
- Use a 1:2 ratio of coffee to milk for a balanced latte.
Variations and Customizations
Once you've mastered the basic iced oat milk latte, you can get creative. Add a splash of vanilla extract or a cinnamon stick for warmth. For a mocha twist, stir in a tablespoon of cocoa powder or chocolate syrup. You can also swap the coffee for chai concentrate to make an iced chai latte with oat milk—Minor Figures' Chai Concentrate is a great option.

If you're feeling adventurous, try layering different flavors or using a flavored syrup. The beauty of iced lattes is that they're customizable to your taste. Don't be afraid to experiment with different ratios of coffee to milk, or add a scoop of protein powder for a post-workout treat.
- Add a dash of cinnamon or nutmeg for a spiced latte.
- Use chocolate syrup for a mocha version.
- Try Chai Concentrate for a caffeine-free alternative.
Making an iced oat milk latte at home is simple, cost-effective, and endlessly customizable. With BARISTA OAT (ORGANIC) and a few basic tools, you can enjoy a café-quality drink any time. So next time the weather heats up, skip the coffee shop and craft your own refreshing cold coffee with oat milk.



