A popular drink in Japan, divine Royal Milk Tea is easy to make at home with Assam or Darjeeling black tea leaves and milk. You can add sugar or honey to suit your taste. It‘s a delicious beverage to serve hot or iced, or you can use it as a base for boba milk tea!

Royal milk tea in a blue and white teacup.

Royal Milk Tea (ロイヤルミルクティー) is a popular Japanese drink that can be found hot or cold anywhere, whether at the Japanese market, convenience store, or vending machine. Made with Assam or Darjeeling tea leaves and milk, Royal milk tea is delicious to sip on, and makes a perfect drink to serve when you have friends over for tea time.

My son and I are both royal milk tea enthusiasts. We always order the tea from cafe menus or purchase bottles from vending machines in Japan. From time to time, when we find ourselves craving a cup of milky goodness, I’d make the tea at home.

A Royal Copenhagen cup containing Japanese Royal Milk Tea.

What is Royal Milk Tea?

Royal milk tea (ロイヤルミルクティー) was invented by the tea company Lipton in 1965 and quickly took Japan by storm. It captured the hearts of tea enthusiasts and casual consumers alike because of its higher milk ratio compared to other teas. The rich creaminess of the milk weakens the bitter taste of strong tea, thus creating a delicious balance. Now it is a commonplace beverage throughout Japan.

I always get royal Milk tea from Japanese vending machines. My favorite brand is Kocha Kaden (紅茶花伝) and Gogo no Kocha (午後の紅茶). Have you tried them before?

Royal milk tea is also noted for its cooking method because of its similarity to masala chai. Tea leaves are simmered in milk rather than steeped in hot water. This technique produces a richer and creamier brew that distinguishes these two drinks from other traditional teas. The only difference that royal milk tea has from the latter is that it does not include any spices such as cardamom, ginger, and cinnamon that chai might include.

Royal Copenhagen cups containing Japanese Royal Milk Tea.

Ingredients You’ll Need for Royal Milk Tea

  • Water
  • Black tea leaves
  • Milk – If you don’t take dairy, you can substitute regular milk with oat milk or soymilk; however, the taste might vary. I don’t recommend almond or coconut milk as they overwhelm the flavor.
  • Sugar – I used organic cane sugar, but brown or coconut sugar would work. You can use other sweeteners such as agave, honey, maple, and simple syrup.

How to Make Japanese Royal Milk Tea

  1. Bring water to a boil.
  2. Add tea leaves, reduce heat, and cook for 90 seconds to 2 minutes.
  3. Add milk and slowly bring to a simmer.
  4. When the tea is about to boil, remove it from the heat.
  5. Strain it with a tea or fine mesh strainer and pour it into your serving cup.
Royal Copenhagen cups containing Japanese Royal Milk Tea.

The Best Tea to Use

I recommend using a robust black tea with a strong flavor as the base for your milk tea. I like to use Assam tea as its full body and malty, spicy character come out beautifully after adding milk and sugar. It also yields a rich color for the tea. Another delicious option is the hearty Ceylon tea.

If you have English breakfast or Irish breakfast at home, you can use them too. They typically consist of a blend of Assam, Ceylon, and Tanzanian black tea.

For lighter-color tea, you can use Darjeeling tea. For a non-caffeinated version, you can use rooibos tea.

I do not recommend non-black teas, such as jasmine or green tea for milk tea.

Royal Copenhagen cups containing Japanese Royal Milk Tea.

Recipe Tips and Techniques

  • Use a pre-warmed cup to maintain the temperature of the tea.
  • Use the teacup you’re using for serving to measure water and milk. This will save you from washing a measuring cup.
  • Don’t overcook the tea leaves, as the tea gets bitter.
  • Don’t leave the stove once you add the milk. Milk may boil over when you look away.
  • When making iced royal milk tea, cook the tea leaves slightly longer so the ice cubes will not dilute the flavor as much.

Turn Your Milk Tea into Boba Tea

If you are a fan of boba milk tea, add tapioca pearls (also known as tapioca balls or boba pearls) to the freshly brewed royal milk tea. It will taste just like your favorite bubble tea!

Storage Tips

You may end up with some leftovers if you make a big batch.

  • To store: Keep in the fridge for a day for the best freshness. 
  • To reheat: Microwave or use a saucepan.
Royal milk tea in a blue and white teacup.

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Royal milk tea in a blue and white tea cup.

Royal Milk Tea

4.85 from 65 votes
A popular drink in Japan, divine Royal Milk Tea is easy to make at home with Assam or Darjeeling black tea leaves and milk. You can add sugar or honey to suit your taste. It‘s a delicious beverage to serve hot or iced, or you can use it as a base for boba milk tea!

Video

Cook Time: 5 minutes
Total Time: 5 minutes
Servings: 2 teacups (200 ml per cup)

Ingredients
 
 

  • 1 cup water (or 1 regular-sized teacup 100% filled; plus more hot water to warm the teacups)
  • 3 heaping tsp black tea leaves (about 9 g; use Assam for dark-colored tea and Darjeeling for light-colored tea)
  • 1 cup milk (or 1 regular-sized teacup 100% filled)
  • sugar (or honey; optional)
Japanese Ingredient Substitution: If you want substitutes for Japanese condiments and ingredients, click here.

Instructions
 

  • Gather all the ingredients. My regular-sized teacups hold approximately 1 cup (240 ml) of liquid each, so I used them to measure my water and milk for this recipe.
    Royal Milk Tea Ingredients
  • Add 1 cup water to a milk pot or small saucepan. Cover and bring it to a boil on medium-high heat.
    Royal Milk Tea 1
  • When the water boils, stir in 3 heaping tsp black tea leaves.
    Royal Milk Tea 2
  • Reduce the heat to medium low and simmer for 1½ to 2 minutes. If you‘re making iced royal milk tea, boil the leaves slightly longer to make stronger tea that the ice will dilute once served.
    Royal Milk Tea 3
  • Add 1 cup milk and slowly bring it to just simmering. Meanwhile, add hot water to your serving teacups to keep them nice and hot; drain the water before you serve the tea. Tip: If you already know how much sugar you‘d like to use, you can add it to the pot now to dissolve it before serving.
    Royal Milk Tea 4
  • When the tea is about to boil, remove it from the heat.
    Royal Milk Tea 5
  • Drain the hot water from the teacups. Pour the tea through a tea strainer or fine-mesh sieve into your heated teacups. Enjoy!
    Royal Milk Tea 6

To Serve

To Store

  • I recommend making it fresh, but you can keep the milk tea in an airtight jar in the refrigerator for up to a day for the best freshness. Microwave or use a saucepan to reheat.

Nutrition

Serving: 1 teacup · Calories: 76 kcal · Carbohydrates: 6 g · Protein: 4 g · Fat: 4 g · Saturated Fat: 2 g · Polyunsaturated Fat: 1 g · Monounsaturated Fat: 1 g · Cholesterol: 12 mg · Sodium: 56 mg · Potassium: 205 mg · Sugar: 6 g · Vitamin A: 198 IU · Calcium: 138 mg · Iron: 1 mg
Author: Namiko Hirasawa Chen
Course: Drinks
Cuisine: Japanese
Keyword: milk tea
©JustOneCookbook.com Content and photographs are copyright protected. Sharing of this recipe is both encouraged and appreciated. Copying and/or pasting full recipes to any website or social media is strictly prohibited. Please view my photo use policy here.
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Editor’s Note: This post was originally published on March 26, 2014. It was republished with new step-by-step and final images on May 15, 2024.

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4.85 from 65 votes (42 ratings without comment)
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You can try adding milks and water together and follow the previous recipe. In India we usually put 2-3 crushed cardamoms into the tea container to add extra flavour. If you want to have a little more stronger flavour, close the pot with a lid for 2 min once the tea mixture is boiled and stove is switched off.

Hi, can you please tell me the volume of your regular tea cup? Is it 250ml? Thank you very much. Pavla

Hi! I was wondering if these tea leaves were Japanese… or if I could buy Assam or Darjeeling anywhere! I’m going to japan soon so I’m wondering if I should buy it there! Thanks

Thank you for tge recipe!
I was always wondering, why my tea doesn’t taste like japanese milk tea…but of course, if you just brew it like regular tea, it tastes different.
This is more work, but it’s also delicious ^_^
I also use this recipe for iced bubble tea.

Where can you purchase the brand of tea leaves you use?

Thank you so much for always sharing where you purchase your ingredients! I know I can always buy any brand, but to actually taste exactly what you’ve made using the same ingredients is what I want to achieve. So thanks again! ????

I love any kind of milk tea. Can’t wait to try this recipe.

Hi Nami, thank you for sharing this wonderful recipe and the brand of Darjeeling you used. Do you also have a recommended brand of Assam for making your Royal Milk Tea? I bought a Royal Milk Tea Leaf Blend at Union Coffee in Kappa Bashi street while in Tokyo and it was wonderful. I think it’s a blend of CTC Assam (little round pellets), and either Golden Tippy Assam or maybe Darjeeling because some of the tea leaves look greenish. Unfortunately, I doubt I can find anything like that here, so I may have to make my own blend. Wondering if you have any suggestions.5 stars

Thank you so much for this recipe! I recently had my first visit to Japan and was intrigued by the bottles labeled “Milk Tea” at the convenience and grocery stores. I drink Irish Breakfast Tea with cream and sugar. This “milk tea” tasted like a mild version of it and I loved it! So I attempted your recipe with authentic Chinese pu ehr tea. Using the pu ehr tea made it taste milder than the bottle of Milk Tea I got in Japan. I like a stronger tea flavor, so I added about 1/4 cup of concentrated Earl Grey. This made it perfect! However, I am still looking for that authentic taste and plan to make this recipe with Assam loose leaf tea, as suggested. Thanks again!

Can this be made with Hojicha instead of Assam or Darjeeling?

I think you have the concept of Indian Chai a little mixed up. Perhaps, you’ve been exposed solely to chai infused with whole spices or ginger. Chai aka Tea in it’s most basic form consists of 4 ingredients i.e., Water, Tea leaves, Milk and Sugar. All other ingredients is just a matter of personal taste.

i tried this last night…it’s really really good…thanks!!!!

My favorite Japanese milk tea brand is also Kocha Kaden! Every time I fly through Tokyo or actually get to go there, I grab a bag full of Kocha Kaden royal milk tea with me back home cause here in Canada it costs over $3. I can’t wait to try your recipe and bring back the nostalgic moments with royal milk tea. Thanks!

Faith, where can you get Kochakaden in Canada for $3? I’m on the East Coast and we don’t have Milk Tea at all, much less the wonderful Kochakaden. I might have to move to another city LOL.

Thank you so much for these instructions! My son visited Japan in June and his host family’s Mom made him this tea. He loved it! Now I will make it for him!!

I love Royal Milk Tea and drank it often in Japan. I’ve been making it for my friends here in Canada for years now and I love this very clear recipe.
I have a question though. Many of my friends enjoy it cold, like how you’d buy Kochakaden or Lipton from convenience stores in Japan. How do you recommend I get it cold? Specifically – what type of bottle should I keep it in? How long can it stay in the pot, while very hot, on the stovetop while I let it cool down? Should I change the recipe any if I’m going to be making it to serve cold?
Also, I’ve been working on making Royal Milk Tea ice cubes…. super concentrated Assam tea with sugar that can be frozen into cubes, then later put in a cup with warm water poured on and stirred. The main advantage of this is it’s easier to transport cubes to my friends’ place than a bottle of liquid.
What do you think?

This is how we make chai here in Pakistan as well; no spices, just strong sweet tea 🙂 It’s so nice to know people across the globe enjoy their tea the same way 😀

You’re a lifesaver! My girlfriend is moving to the states and this is her favorite drink. And I cannot find it anywhere!

Hi Nami,

What proportion of water/tea/milk would you use for 4 regular cups (i.e. 2 big mug-fuls 😁) of finished tea?

Thanks!

Perfect! I wasn’t sure if I could directly scale up from 2-cup to 4-cup since 2-cup isn’t double of 1-cup. This makes it easy. Thanks! 😀

Like I used to drink when I was a child. Love the teacup & saucer, beautiful colors!

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