Broccoli.00_00_31_15.Still073-2
Screenshot
Broccoli.00_02_57_22.Still084

Hou Jau Gaai Laan

CHINA

Chinese Broccoli with Oyster Sauce

SUBMITTED BY

Randy

Jump to Recipe

Randy showed me a fantastically easy and delicious way to cook authentic Chinese broccoli, just how his Dad makes it at their home.

Hou Jau Gaai Laan (蠔油芥籣) is a beloved Cantonese vegetable dish featuring blanched Chinese broccoli drizzled with oyster sauce. In Cantonese cuisine, “hou jau” means oyster sauce, and “gaai laan” refers to Chinese broccoli, also known as gai lan. This simple yet flavorful preparation highlights the natural bitterness and crunch of the leafy green, balanced by the deep umami richness of oyster sauce.

Deeply rooted in the culinary traditions of southern China, particularly in the province of Guangdong Province, Hou Jau Gaai Laan is a staple in Cantonese households and restaurants worldwide.

The Origins of Chinese Broccoli in Cantonese Cuisine

Chinese broccoli has long been cultivated in southern China, where warm climates support leafy green vegetables year-round. Cantonese cuisine, especially in cities like Guangzhou, emphasizes freshness, seasonality, and minimal seasoning to preserve natural flavors.

Unlike heavily spiced regional Chinese dishes, Cantonese cooking focuses on balance and technique. Vegetables are often blanched quickly in boiling water, then lightly dressed. This cooking style reflects broader principles found throughout China, where texture and color are as important as taste.

Hou Jau Gaai Laan emerged as a classic preparation because it perfectly showcases these principles: vibrant green stalks, tender leaves, and a crisp bite.

The Rise of Oyster Sauce

The defining element of Hou Jau Gaai Laan is oyster sauce. This condiment was famously popularized in the late 19th century by Lee Kum Sheung, founder of Lee Kum Kee. According to culinary history, oyster sauce was accidentally created when oyster soup was overcooked into a thick, flavorful concentrate.

Its savory, slightly sweet depth transformed Cantonese cooking. Soon, blanched greens like gai lan were paired with oyster sauce to add richness without overpowering the vegetable’s natural flavor. Hou Jau Gaai Laan became one of the most iconic applications of this new condiment.

Traditional Cooking Techniques

Authentic Hou Jau Gaai Laan relies on technique rather than complex ingredients. The vegetable is thoroughly washed, and thicker stems are split to ensure even cooking. The wok is brought to a rapid boil with water, oil, and salt before the gai lan is added.

Quick blanching—typically just one to two minutes after the water returns to a boil—locks in the bright green color and preserves a pleasant crunch. Overcooking dulls both flavor and appearance, so timing is critical.

Once drained, the gai lan is plated and drizzled with oyster sauce and a touch of oil. The result is glossy, vibrant, and deeply aromatic.

Hou Jau Gaai Laan Around the World

As Cantonese immigrants spread across the globe, Hou Jau Gaai Laan traveled with them. Today, it is a menu staple in Cantonese restaurants throughout North America, Southeast Asia, and beyond. Its popularity stems from its simplicity, healthful ingredients, and compatibility with roasted meats and seafood.

In modern kitchens, olive oil is sometimes used in place of traditional peanut oil, reflecting evolving tastes while preserving the dish’s essential character. Despite minor variations, the heart of Hou Jau Gaai Laan remains unchanged: fresh Chinese broccoli, precise blanching, and the unmistakable umami of oyster sauce.

This timeless dish continues to represent the elegance and restraint of Cantonese cuisine—proof that great flavor often comes from honoring ingredients rather than overpowering them.

Hou Jau Gaai Laan

Servings 4
Print Recipe Pin Recipe

Ingredients
  

  • 1 lb Chinese broccoli
  • 8 cups boiling water
  • 1 Tbsp oyster sauce
  • 1 Tbsp olive oil
  • 1 tsp salt

Instructions
 

  • Thoroughly wash the Chinese broccoli. Since every piece is uniquely shaped, cut the stems of the gaai laan to be uniform. If you notice that there are pieces of gaai laan that have a thicker stem, we can take a knife and cut down the middle of the stem about 1-2 inches.
  • Turn your stove on to its highest heat and set a wok (or large pot) on top of it. Start boiling water (8 cup)​ - the amount doesn't have to be exact, but more is better. Next, add olive oil (1 tbsp) and salt (1 tsp) to the water.
  • It is critical that our water starts boiling before we add the Chinese broccoli. We want to keep the cook time as short as possible. Once the water is boiling, add the gaai laan, and cover the wok. If they're not fully submerged, add more hot/boiling water.
  • In total, once the wok comes to a boil again, we'll only need to cook our gaai laan for 1 to 2 minutes.
  • Once 1 to 2 minutes are up, uncover the wok. Cut off a piece of stem and chew on it. If it's crunchy to your liking, you're done! If you'd prefer it to be softer, you can cook it for another 1-3 minutes.
  • Once you're happy with the texture, turn off the heat and transfer the gaai laan to a plate. Then, we'll drizzle some oyster sauce (1 tbsp) and more olive oil to taste.
  • If you like, use scissors to cut the broccoli into bite-size pieces before serving.

Notes

Recipe courtesy of Made With Lau
Course: Dinner, Lunch
Region: Asia

Watch the Video

SHARE THE LOVE

You May Also Like

About Beryl

I have been in the film and media industry for the past 12 years and have worked for companies including Great Big Story, ABC, CNN, Martha Stewart, News Corporation, Harper Collins and Fast Company.