Vegan Udon Recipe: Quick, Flavorful Noodle Bowl Guide

Updated On: September 30, 2025

Few dishes embody comforting, slurp-worthy satisfaction quite like a steaming bowl of udon noodles. With their thick, chewy texture and rich broth, udon is a Japanese classic that easily adapts to a vegan lifestyle without sacrificing flavor.

Whether you’re seeking a quick weeknight meal, a nourishing lunch, or an impressive dinner for guests, this vegan udon recipe delivers deep umami, vibrant veggies, and a soul-warming experience you’ll crave again and again.

In this post, you’ll discover how to make restaurant-worthy vegan udon at home—no complicated ingredients, no hard-to-find tools, just pure plant-based joy. We’ll walk through every step, from selecting the best noodles and crafting a savory broth to topping your bowl with colorful vegetables and garnishes.

Let’s dive into a bowl of flavor that’s both satisfying and 100% plant-powered!

Why You’ll Love This Recipe

  • Quick & Simple: Ready in just 30 minutes, making it perfect for busy weeknights.
  • Comforting & Filling: Thick chewy udon noodles soak up a rich, savory broth that’s deeply satisfying.
  • Customizable: Use your favorite seasonal veggies, or clean out your fridge with what you have on hand.
  • Umami-Rich & Vegan: Achieve deep, layered flavor with plant-based ingredients—no fish sauce or dashi required.
  • Nutritious: Packed with fiber, vitamins, and minerals thanks to the hearty vegetables and nourishing broth.
  • Meal-Prep Friendly: Broth and toppings can be prepped ahead for even faster meals.

Ingredients

Here’s everything you’ll need for a classic vegan udon, along with some optional garnishes to make your bowl extra special.

Ingredient Quantity Notes
Udon noodles 2 servings (about 200g dried or 400g fresh) Fresh or frozen preferred for best texture; dried works too
Vegetable broth 4 cups (1 liter) Choose low-sodium for better flavor control
Shiitake mushrooms 4-5 large, sliced (or ½ cup dried, rehydrated) Enhances umami
Carrot 1 medium, julienned or thinly sliced
Bok choy 1 small head, quartered Or use spinach or baby kale
Scallions (green onions) 2, sliced For garnish
Garlic 2 cloves, minced
Ginger 1-inch piece, peeled & grated
Soy sauce 3 tbsp Or tamari for gluten-free
Mirin 1 tbsp Optional, adds sweetness
Miso paste 1 tbsp White or yellow for subtle flavor
Sesame oil 1 tsp For depth and aroma
Toasted sesame seeds 1 tbsp Garnish
Nori (seaweed) 1 sheet, cut into strips Optional garnish
Chili oil or shichimi togarashi To taste For heat, optional

Equipment

  • Large pot (for broth and noodles)
  • Medium saucepan (if boiling noodles separately)
  • Sharp knife and cutting board
  • Soup ladle
  • Strainer or slotted spoon
  • Grater (for ginger)
  • Soup bowls and chopsticks (for serving)

Instructions

  1. Prepare the vegetables:

    • Clean and slice the shiitake mushrooms.
    • Peel and julienne the carrot.
    • Quarter the bok choy (or roughly chop if using a different green).
    • Mince the garlic and grate the ginger.
    • Slice the scallions thinly and set aside for garnish.
  2. Make the broth:

    • In a large pot, heat 1 tsp sesame oil over medium heat.
    • Add the garlic and ginger, sauté for 30 seconds until fragrant.
    • Add the sliced mushrooms and cook for 2 minutes until softened.
    • Pour in the vegetable broth, then add soy sauce, mirin (if using), and bring to a gentle simmer.
    • Simmer for 10 minutes, allowing the flavors to meld.
    • Turn off the heat. Spoon a bit of hot broth into a small bowl and whisk in the miso paste until dissolved, then return to the pot. Stir well.

    Tip: Never boil miso paste directly—it can dull its delicate flavor and beneficial probiotics.

  3. Cook the udon noodles:

    • If using fresh or frozen udon, cook them in a separate pot of boiling water according to package instructions (usually 2-3 minutes).
    • Dried udon may take 8-10 minutes. Stir occasionally to prevent sticking.
    • Drain and rinse cooked noodles briefly under cold water to stop cooking and remove excess starch.
  4. Add vegetables to broth:

    • Bring the broth back to a gentle simmer.
    • Add the carrot and bok choy. Simmer for 2-3 minutes until just tender but still vibrant.
  5. Assemble the bowls:

    • Divide the cooked udon noodles between two large soup bowls.
    • Ladle the hot broth and vegetables over the noodles.
    • Arrange extra mushrooms, carrots, and bok choy on top for a beautiful presentation.
  6. Garnish and serve:

    • Sprinkle each bowl with sliced scallions and toasted sesame seeds.
    • Add strips of nori and a drizzle of chili oil or a pinch of shichimi togarashi if desired.
    • Serve steaming hot and enjoy immediately!

Tips & Variations

  • Broth Boost: Add a 1-inch piece of kombu (dried kelp) to the broth as it simmers for an extra hit of umami. Remove before adding the miso.
  • Gluten-Free: Use gluten-free tamari and rice-based or sweet potato udon for a completely gluten-free bowl.
  • Protein Power: Top with pan-seared tofu, tempeh, or edamame for a protein-packed meal.
  • Veggie Flexibility: Swap in snow peas, baby corn, napa cabbage, spinach, or even roasted sweet potatoes.
  • Spicy Lovers: Stir in a spoonful of chili garlic sauce or top with extra chili oil.
  • Soy-Free: Replace soy sauce with coconut aminos and miso with chickpea miso. For more soy-free ideas, visit Soy Free Vegan Recipes for Delicious Plant-Based Meals.
  • Meal-Prep: Prep the broth and toppings in advance; simply cook noodles fresh for each serving.

“Udon is all about chewy noodles, savory broth, and a beautiful array of veggies. Make it your own with whatever you have!”

Nutrition Facts

Here’s an approximate nutrition breakdown per serving (1 bowl), based on the ingredients listed above:

Nutrient Amount
Calories 340
Protein 11g
Carbohydrates 62g
Fiber 5g
Sugar 6g
Fat 5g
Saturated Fat 0.5g
Sodium 1200mg

Nutrition may vary depending on your choice of noodles, broth, and toppings.

Serving Suggestions

  • Pair with Vegetable Crackers or a crisp side salad for a light lunch.
  • Serve as a main course for dinner, accompanied by steamed edamame or a vegetable tempura platter.
  • For a full Japanese-inspired meal, finish with a sweet treat like Vegetarian Date Cake Recipe: Moist, Easy, and Delicious.
  • This udon is perfect for cozy nights in, meal prep lunches, or even a fun dinner party centerpiece.
  • If you love rich, creamy sauces, try ladling vegan udon broth over noodles and topping with Vegan Bechamel Sauce for a fusion twist.

Conclusion

Vegan udon is the ultimate comfort food for noodle lovers and plant-based eaters alike. With its hearty broth, chewy noodles, and customizable toppings, it’s a dish you’ll want to make again and again.

The beauty of this recipe is its versatility—swap in your favorite veggies, spice it up, or pack in extra protein, and you’ll never tire of its warm, savory hug in a bowl.

Whether you’re new to Japanese cuisine or a seasoned plant-based cook, this vegan udon recipe offers a nourishing, restaurant-quality meal you can prepare with simple pantry staples. Don’t forget to explore other healthy plant-based inspirations like Peruvian Vegetable Recipes for Flavorful Healthy Meals or warm up with a Low Calorie Vegetable Soup Recipe for Healthy Eating.

Now, grab your chopsticks and savor every slurp!

📖 Recipe Card: Vegan Udon Noodle Soup

Description: A comforting bowl of vegan udon noodles in a savory broth with fresh vegetables and tofu. Perfect for a quick and nourishing meal.

Prep Time: PT15M
Cook Time: PT20M
Total Time: PT35M

Servings: 4 servings

Ingredients

  • 400g fresh or frozen udon noodles
  • 1 tablespoon sesame oil
  • 2 cloves garlic, minced
  • 1 tablespoon ginger, grated
  • 1 liter vegetable broth
  • 3 tablespoons soy sauce
  • 200g firm tofu, cubed
  • 1 cup shiitake mushrooms, sliced
  • 1 medium carrot, julienned
  • 2 cups baby spinach
  • 2 green onions, sliced
  • 1 tablespoon miso paste

Instructions

  1. Cook udon noodles according to package instructions, then drain and set aside.
  2. Heat sesame oil in a large pot over medium heat.
  3. Add garlic and ginger, sauté for 1 minute until fragrant.
  4. Add mushrooms and carrots, cook for 3-4 minutes.
  5. Pour in vegetable broth and soy sauce, bring to a simmer.
  6. Stir in tofu cubes and simmer for 5 minutes.
  7. Dissolve miso paste in a small amount of broth, then add to the pot.
  8. Add spinach and cook until wilted.
  9. Divide noodles among bowls, pour soup and vegetables over.
  10. Garnish with green onions and serve hot.

Nutrition: Calories: 350 kcal | Protein: 14 g | Fat: 8 g | Carbs: 54 g

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Marta K

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