Discover a fantastic way to cook vegetables! Di San Xian features three humble veggies, fried to perfection and flavored with a delectable sauce. Simply delicious!

A plate of stir-fried eggplant, potato and pepper.

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Today, I’m introducing one of the tastiest vegan Chinese dishes: Di San Xian (地三鲜), stir-fried eggplant, potato and pepper. It’s a classic dish from Northeastern cuisine (Dōng Běi Cài/东北菜), which is heavily influenced by Lu Cuisine/鲁菜, one of the Four Great Cuisines of China.

The literal meaning of Dì Sān Xiān is “three umami foods from the earth”, referring to the three vegetables featured in the dish. While the ingredient composition may sound ordinary, the overall taste is amazingly delicious.

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The eggplant, potato, and pepper are first cut into large chunks, and then fried until crispy. A brown, thick, aromatic sauce is added at the end to bring all the elements together in harmony.

For those who have requested recipes that highlight vegetables, this dish is a treasure not to be missed.

🌟 BONUS: When testing this recipe, I replaced the traditional deep-frying method with shallow-frying. It requires much less oil and worked very well!

eggplant, potato and pepper.

Here are the three star vegetables for Di San Xian:

  • Eggplants (aubergine). I prefer the Asian/Chinese variety, which is long and cylindrical with a vibrant lavender color, sweet undertones, and a tender texture. If you have trouble sourcing these, regular, oblong eggplants can be used as a substitute (Learn their difference in my post on Steamed Eggplant).
  • Potatoes. Choose the starchy types, such as russet, Yukon gold, etc.
  • Peppers. They can be bell peppers or large fleshy chili peppers. Choose any color that you like.
condiments and aromatics for making stir-fried eggplant, potato and pepper.

To season the dish, you’ll need these common condiments:

  • Light soy sauce
  • Dark soy sauce
  • Shaoxing rice wine, or dry sherry
  • Cornstarch
  • White pepper
  • Salt & sugar
  • Garlic
  • Scallions

🌟 NOTE: Dark soy sauce adds an appetizing brown shine and a sweet undertone to the dish. If unavailable, it’s fine to only use light soy sauce.

Step 1: prepare the vegetables

eggplant, potato and pepper cut into pieces.

Use the roll-cut technique (aka oblique cut) cut the eggplants: Cut crosswise diagonally, then give it a quarter turn and cut at an angle again (Watch the video inside the recipe card below). This method creates a larger surface area, allowing more sauce to cling to the pieces. Cut the potato and pepper into similar sizes and shapes for uniform cooking.

coating eggplant with cornstarch.

Sprinkle a little salt over the eggplant pieces. Let them sit for about 5 minutes until their surface becomes wet. Then add cornstarch and use your hand to mix, ensuring an even coating.

This procedure helps the eggplant gain a crispy crust and prevents it from absorbing too much oil during frying.

Step 2: shallow fry the vegetables

frying potato pieces.

Begin by heating oil over medium heat in a wok or skillet. Fry the potato pieces first. Flip them a few times to lightly brown all sides. Once done, remove and place them on a wire rack or a paper towel-lined plate/tray.

frying pepper pieces.

Next, add the peppers to fry. Once their skin starts to blister, transfer them out to drain alongside the potatoes.

frying eggplant pieces.

Increase the heat to high and add the eggplant. Continue to fry until each piece is golden and crispy.

Step 3: Season the dish

Before you start the final step, measure and mix all the condiments with a little water.

sizzling scallions and garlic.

Pour out the oil, keeping just a thin coating in the wok. Add chopped scallions and minced garlic. Fry them on low heat until they become aromatic.

pouring sauce into a wok.

Before adding the sauce, stir it thoroughly in case any cornstarch has settled at the bottom. Pour it into the wok and stir immediately as it thickens quickly.

adding fried eggplant, potato and pepper to sauce.

Add all the fried vegetables back into the wok and toss them briefly to ensure they are evenly coated with the sauce.

stir frying eggplant, potato and pepper in sauce.

🌟 NOTE: It’s crucial to keep the heat low during this step. Also, make sure to swirl the sauce constantly. This way, the sauce will thicken reasonably slowly and there won’t be any lumps.

A plate of stir-fried eggplant, potato and pepper.

Now that you have a plate of delicious vegetable stir-fry, simply scoop some over a bowl of steamed rice and devour it!

To add some protein to the meal, consider trying Char Siu Chicken, Beef Stew, Red-braised Pork Belly, Kung Pao Shrimp, Mapo Tofu, and many more dishes available on the recipe index page.

Looking for more delicious ideas to cook vegetables? Try these popular ones:

Love this recipe? Please leave a 🌟🌟🌟🌟🌟 rating and a comment. Thank you!

A plate of stir-fried eggplant, potato and pepper.
5 from 7 votes

Di San Xian (Stir Fried Eggplant, Potato and Pepper)

Discover a fantastic way to cook vegetables! Di San Xian features three humble veggies, fried to perfection and flavored with a delectable sauce. Simply delicious!
Prep: 2 minutes
Cook: 15 minutes
Total: 22 minutes
Servings: 2

Video

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Ingredients 

For the vegetables

  • 1 Asian eggplant, about 6 oz (170 g), see note 1
  • teaspoon salt
  • 1 tablespoon cornstarch
  • 1 medium potato, about 9 oz (250 g)
  • 1 bell pepper, about 6 oz (170 g)

For seasoning

You also need

  • 4 tablespoon neutral cooking oil
  • 4 clove garlic, minced
  • 1 stalk scallions, finely chopped

Instructions 

Prepare the vegetables

  • Cut the eggplant into large bite-sized pieces using the roll-cut technique: cut crossways at a 45° angle, then give it a quarter turn and cut again. Sprinkle salt over and let sit for 5 minutes. Then evenly coat the pieces with cornstarch.
  • Peel the potato and cut it into pieces similar in size and shape to the eggplant. Then cut the pepper.

Mix the sauce

  • In a small bowl, mix all the seasoning ingredients with water. Set aside.

Shallow fry the vegetables

  • Heat oil in a wok or skillet. Add the potato and fry over medium heat. Flip several times to lightly brown all sides. Then transfer the pieces to a wire rack or a plate lined with paper towels.
  • Add the pepper next, and fry until its surface blisters. Remove it from the wok and drain over the rack.
  • Turn the heat to high and add the eggplant. Fry until the surface turns slightly golden and crispy. Transfer out.

Stir-fry the dish

  • Remove most of the oil from the wok, leaving just a thin layer. Add garlic and scallions. Leave to sizzle over low heat until fragrant.
  • Stir the premixed sauce very well before pouring it into the wok. Swirl with a spatula right away as it thickens very quickly (see note 2).
  • Put in all the vegetables. Toss to coat all pieces with the glossy sauce. Dish out and serve with steamed rice immediately.

Notes

1. You can use regular, oblong eggplants to substitute. Preferably, choose fresh, tender ones without dark brown seeds.  
2. To avoid over-thickening the sauce, pay close attention and remove the wok from the heat if it thickens too quickly.

Your Recipe Notes

Nutrition

Serving: 1serving | Calories: 312kcal | Carbohydrates: 42g | Protein: 6g | Fat: 15g | Saturated Fat: 1g | Polyunsaturated Fat: 9g | Monounsaturated Fat: 3g | Trans Fat: 1g | Sodium: 1086mg | Potassium: 933mg | Fiber: 7g | Sugar: 7g | Vitamin A: 1945IU | Vitamin C: 106mg | Calcium: 48mg | Iron: 2mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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Hi! I’m Wei

Born and raised in China, I’m the do-it-all creator behind this blog, a free digital cookbook sharing authentic, accessible Chinese recipes since 2017. I couldn’t be happier to have you here!

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13 Comments

  1. JOSEPHINE BETTINA STOCK says:

    5 stars
    Realmente delicioso

  2. Laurine Lim says:

    5 stars
    Cooked the egg plants, potatoes and pepper vegetables dish this evening. It was a very simple and easy to put together dish. The grand kids love this dish . As I do not have green pepper in my fridge, I added yellow capsicum. I also added some leftover minced meat from my previous dish. The dish was very yummy. Thumbs-up. Thanks Wei!

    1. Wei Guo says:

      Thanks for trying my recipe, Laurine! Love how you made it your own with what you had on hand. So glad your grandkids enjoyed it too!

  3. Bonny Peterson says:

    5 stars
    Love the flavor.

    1. Wei Guo says:

      Great to hear that!

  4. SteveF says:

    5 stars
    Hello Wei
    I made this recipe again last night. This time I was missing the capsicum! Another look in the fridge gave me alternatives 😊
    Re the taste: the recipients said “Yummy”! Hence my star rating.

    1. Wei Guo says:

      Wonderful to know my recipe worked well with your twist of ingredients.

  5. Pia says:

    5 stars
    Eggplant season is arriving in my veggie garden.
    It was really nice trying this recipe. Fast, economical and delicious.

  6. l singh says:

    5 stars
    Thank you, so simple and delicious

    1. Wei Guo says:

      So happy to hear that!

  7. Jo says:

    5 stars
    This looks exactly like the Di San Xian I had in China a few years ago! Can’t wait to give it a try.

    1. Wei Guo says:

      I hope you’ll enjoy cooking and eating it!