Iced Vanilla Matcha Latte with Oat Milk Recipe

Total Time: 12 mins Difficulty: Beginner
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There’s something undeniably luxurious about sipping on a chilled, creamy Iced Vanilla Matcha Latte with Oat Milk. The vibrant green hue, the gentle balance of earthy and sweet notes, and that silky smooth texture make it a café-quality drink that you can easily recreate at home. Whether you’re an avid matcha enthusiast or just exploring new ways to enjoy your daily caffeine, this recipe delivers a refreshing, plant-based drink that feels indulgent yet wholesome.

In this comprehensive guide, we’ll walk you through everything you need to know — from choosing the right matcha and perfecting your latte layers, to sweetening it naturally and adjusting it to your personal taste. By the end, you’ll not only know how to make the best Iced Vanilla Matcha Latte with Oat Milk, but also how to adapt it into your daily wellness routine.

What Is an Iced Vanilla Matcha Latte?

An Iced Vanilla Matcha Latte is a chilled drink made from matcha green tea powder, milk (in this case, oat milk), ice, and a touch of vanilla for added flavor. Unlike regular iced coffee, matcha offers a smooth, clean energy boost without the jittery crash that coffee often causes.

The addition of vanilla gives the drink a comforting sweetness that complements matcha’s slightly grassy flavor. When paired with creamy oat milk, it creates a beautifully balanced beverage that’s not only delicious but also dairy-free, vegan, and rich in antioxidants.

This drink is often served in layers — with the matcha floating on top of the milk and ice — making it as beautiful as it is tasty.

Why You’ll Love This Recipe

  • Naturally Energizing: Matcha contains caffeine and L-theanine, offering a calm, sustained energy boost without the crash.
  • Creamy and Dairy-Free: Oat milk gives a thick, velvety texture that rivals regular milk, making it ideal for lattes.
  • Customizable Sweetness: You can control how sweet it is with maple syrup, honey, or sugar-free alternatives.
  • Refreshing and Light: Perfect for summer mornings, post-workout hydration, or an afternoon pick-me-up.
  • Nutritious and Wholesome: Matcha is loaded with antioxidants that support metabolism, focus, and overall wellness.

Ingredients You’ll Need

Making a perfect Iced Vanilla Matcha Latte with Oat Milk requires just a few simple ingredients — but the key is using high-quality ones for the best flavor.

For the Matcha Base:

  • 1.5 tsp matcha powder (ceremonial or latte grade) – Choose vibrant green, high-quality matcha for a smooth, rich taste.
  • 60 ml warm water (around 80°C) – Not boiling, to preserve matcha’s delicate flavor.
  • 0.5 tsp pure vanilla extract – Adds warmth and depth.
  • 1–2 tsp maple syrup or honey – Adjust based on your sweetness preference.

For the Latte:

  • 180 ml chilled oat milk – Use barista-style oat milk for the creamiest texture.
  • ½ cup ice cubes – Adds chill and texture to your latte.

Optional Garnish:

  • 1 tbsp vanilla cold foam (optional) – For a café-style presentation.
  • A pinch of matcha powder – For decoration and a touch of color.

Step-by-Step Instructions

Step 1: Prepare the Matcha Paste

Start by sifting the matcha powder into a small bowl. This removes any clumps and ensures a smooth texture. Pour in the warm water (not boiling) and whisk using a bamboo whisk (chasen) or handheld frother in a gentle “W” or “M” motion. Continue whisking until the mixture becomes frothy and fully dissolved.

Step 2: Add Vanilla and Sweetener

Add the vanilla extract and your preferred sweetener (maple syrup or honey) to the whisked matcha. Stir until completely combined. Taste it — this is your chance to adjust sweetness before assembling the drink.

Step 3: Prepare the Glass

Fill a tall glass with ice cubes. If you want a layered look, the glass should be chilled to help keep the matcha and milk from blending too quickly.

Step 4: Add the Oat Milk

Pour the oat milk over the ice, leaving about an inch of space at the top for the matcha layer. You can use plain or vanilla-flavored oat milk — both work beautifully.

Step 5: Pour the Matcha Mixture

Slowly pour the prepared matcha over the oat milk. The two layers will naturally separate at first, giving your latte that Instagram-worthy two-tone appearance.

Step 6: Optional Topping and Finishing Touches

If desired, top your drink with vanilla cold foam for an ultra-creamy texture, then dust with a small pinch of matcha powder.

Step 7: Stir and Enjoy

Before sipping, give your Iced Vanilla Matcha Latte with Oat Milk a gentle stir to combine all the flavors. Enjoy the smooth blend of earthy matcha, fragrant vanilla, and velvety oat milk.

Pro Tips for the Perfect Iced Vanilla Matcha Latte

  1. Use the Right Water Temperature:
    Boiling water can burn matcha, resulting in bitterness. Stick to around 80°C (175°F).
  2. Sift Your Matcha:
    This simple step prevents clumps and ensures a silky-smooth consistency.
  3. Invest in a Whisk or Frother:
    A bamboo whisk creates the perfect frothy texture, but a small electric frother works just as well.
  4. Use Barista Oat Milk:
    Barista blends are creamier and foam better, giving a richer taste and texture.
  5. Serve Immediately:
    Matcha tends to settle at the bottom over time, so stir before drinking and enjoy it fresh.

Variations You Can Try

The beauty of this recipe is how adaptable it is. Here are a few fun ways to customize your Iced Vanilla Matcha Latte with Oat Milk:

1. Coconut Vanilla Matcha Latte

Swap oat milk for coconut milk for a tropical twist. The coconut flavor complements matcha’s earthiness beautifully.

2. Iced Matcha Latte with Almond Milk

For a lighter texture, use almond milk instead of oat milk. Add a drop of almond extract for a nutty finish.

3. Chocolate Matcha Latte

Mix in 1 tsp of cocoa powder with the matcha paste for a subtle chocolatey flavor.

4. Honey Lavender Matcha Latte

Add ½ tsp of lavender syrup along with honey for a floral, aromatic experience.

5. Protein Matcha Latte

Add 1 scoop of vanilla or unflavored protein powder to make it a nourishing post-workout drink.

Health Benefits of Matcha

Matcha isn’t just a tasty drink — it’s a nutritional powerhouse. Here’s why including this latte in your routine is a great idea:

  • Rich in Antioxidants: Matcha is loaded with catechins, which help fight inflammation and oxidative stress.
  • Natural Energy Boost: The caffeine-L-theanine combo promotes alertness and calm focus.
  • Supports Metabolism: Matcha can slightly increase calorie burning and fat oxidation.
  • Promotes Relaxation: L-theanine helps reduce anxiety while improving concentration.
  • Detoxifying Properties: Matcha’s chlorophyll content helps cleanse the body naturally.

Serving Suggestions

Your Iced Vanilla Matcha Latte with Oat Milk pairs perfectly with:

  • A light breakfast like avocado toast, granola, or fruit salad.
  • Vegan desserts such as coconut macaroons or oatmeal cookies.
  • A mid-day snack when you need a refreshing caffeine boost.

You can also serve it with boba pearls, turning it into a fun matcha bubble tea variation.

Storage and Make-Ahead Tips

  • Matcha Base: You can make the matcha mixture (without milk) ahead of time and store it in an airtight jar in the fridge for up to 24 hours. Shake well before using.
  • Complete Latte: Best consumed fresh, as the milk and matcha tend to separate over time.
  • Ice Tip: Freeze oat milk ice cubes to prevent your drink from getting watered down.

Common Mistakes to Avoid

  1. Using Boiling Water: It burns matcha and alters its flavor.
  2. Skipping the Sifting Step: Results in clumpy, uneven matcha.
  3. Cheap Matcha Powder: Leads to a dull color and bitter taste.
  4. Adding Too Much Sweetener: Overpowers the delicate flavor of matcha.
  5. Mixing Matcha and Milk Too Quickly: You’ll lose that beautiful layered look.

Final Thoughts

This Iced Vanilla Matcha Latte with Oat Milk Recipe is the perfect fusion of flavor, refreshment, and nutrition. It’s simple to prepare, incredibly satisfying, and adaptable to any dietary preference. Whether you enjoy it as a morning energy boost or an afternoon cool-down, this drink will make you feel refreshed and revitalized — all while looking stunning in your glass.

With a few quality ingredients and the right technique, you can recreate your favorite café-style matcha latte at home, saving money and customizing it exactly the way you like it.

Iced Vanilla Matcha Latte with Oat Milk Recipe

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Prep Time 10 mins Rest Time 2 mins Total Time 12 mins Difficulty: Beginner Best Season: Summer

Description

This Iced Vanilla Matcha Latte with Oat Milk is a smooth, creamy, and refreshing drink that perfectly balances the earthy flavor of premium matcha with the sweetness of vanilla. Made with oat milk for a dairy-free twist, it’s a delightful energizing drink ideal for warm days. Whether you’re looking for a café-style beverage at home or a healthy afternoon pick-me-up, this iced matcha latte delivers a rich, frothy, and naturally sweet taste with every sip.

Ingredients

For the Matcha Base:

For the Latte:

Optional Add-Ons:

Instructions

Prepare the Matcha Paste

  1. In a small bowl, sift the matcha powder to remove any lumps. Add 60 ml of warm (not boiling) water and whisk vigorously in a “W” or “M” motion using a bamboo whisk (chasen) or a small frother until the mixture becomes smooth and frothy.

Add Flavor and Sweetener

  1. Mix in the vanilla extract and maple syrup (or honey) until fully blended. Taste and adjust sweetness as desired.

Assemble the Latte

  1. Fill a tall glass with ice cubes. Pour in the chilled oat milk, leaving space at the top for the matcha mixture.

Combine and Layer

  1. Slowly pour the matcha mixture over the oat milk to create a beautiful layered effect. You can stir it gently if you prefer an even blend.

Optional Topping

  1. If you want a café-style presentation, top the drink with vanilla cold foam and a sprinkle of matcha powder before serving.

Serve and Enjoy

  1. Give it a quick stir before sipping. Your refreshing Iced Vanilla Matcha Latte with Oat Milk is ready to enjoy!

Note

Sweetener options: Maple syrup adds a smooth caramel sweetness, while honey gives a floral touch. For a sugar-free version, use stevia or agave.

Oat milk substitute: You can use almond, soy, or coconut milk, but oat milk gives the creamiest texture.

Matcha quality: Always use high-quality ceremonial or latte-grade matcha for the best color and taste.

Storage: Best enjoyed fresh, but the matcha mixture can be prepped and refrigerated for up to 24 hours. Shake well before use.

Pro tip: For extra froth, blend the entire drink for a few seconds before serving.

Keywords: matcha latte, oat milk drink, iced matcha, vegan latte, refreshing beverage

Frequently Asked Questions

Expand All:

Can I make this latte hot instead of iced?

Yes! Just skip the ice and heat the oat milk gently before mixing it with the matcha.

What kind of matcha should I buy?

Look for ceremonial or latte-grade matcha with a bright green color — this ensures a smoother, less bitter taste.