Udon

A comforting Japanese noodle dish featuring thick, chewy wheat noodles served in a delicate, umami-rich broth. Udon is known for its simplicity, balance, and adaptability across seasons and regions.

Quick Recipe Card

Prep Time
10 minutes
Cook Time
15 minutes
Total Time
25 minutes
Resting Time
0 minutes
Servings
2
Recipe Yield
2 bowls
Portion Size
1 bowl
Calories
~350 kcal per serving
Difficulty
Easy
Best Occasion
Comfort meal, quick lunch
Seasonality
All seasons

What This Recipe Is

Udon is a traditional Japanese noodle soup built around thick wheat noodles and a light broth typically made from dashi, soy sauce, and mirin. It emphasizes clean flavors, gentle cooking, and textural contrast.

Ingredients

  • 400 g udon noodles (14 oz)
  • 1 litre dashi stock (4 cups)
  • 30 ml soy sauce (2 tbsp)
  • 30 ml mirin (2 tbsp)
  • 2 green onions, sliced
  • 1 sheet nori, cut into strips
  • 100 g tofu, cubed (3.5 oz)
  • 4 pieces tempura (optional)

Equipment

  • Large pot
  • Saucepan
  • Strainer
  • Ladle

Instructions

Step 1:

Bring a large pot of water to a boil and cook udon noodles according to package instructions (8–10 minutes). Drain and rinse lightly.

Step 2:

In a saucepan, heat dashi stock over medium heat.

Step 3:

Add soy sauce and mirin, then simmer gently for 5 minutes.

Step 4:

Add tofu cubes and warm through without boiling.

Step 5:

Divide noodles into serving bowls.

Step 6:

Pour hot broth over noodles.

Step 7:

Top with green onions, nori strips, and tempura if using.

Visual Cooking Cues

  • Noodles should appear glossy and slightly firm
  • Broth should remain clear, not cloudy
  • Gentle steam, not vigorous boiling, in broth

Chef Tips

  • Do not overboil broth after adding soy sauce
  • Rinse noodles briefly to remove excess starch
  • Serve immediately for best texture

Common Mistakes

  • Overcooking noodles
  • Using too much soy sauce
  • Boiling broth aggressively

Troubleshooting

  • Noodles too soft: Reduce cooking time
  • Broth too salty: Add more dashi
  • Lack of flavor: Adjust soy sauce and mirin balance

Ingredient Pairings

  • Tempura shrimp
  • Soft-boiled egg
  • Spinach
  • Mushrooms

Substitutions

  • Dashi: Vegetable stock (vegetarian option)
  • Mirin: Sugar + water mixture
  • Tofu: Mushrooms

Recipe Family Variations

  • Curry udon
  • Cold udon (zaru udon)
  • Kitsune udon with fried tofu

Serving Suggestions

  • Serve hot in deep bowls
  • Pair with light side dishes like pickles
  • Add chili flakes for heat

Dietary Classification

  • Vegetarian option available
  • Dairy-free
  • Low fat

Nutrition Information

  • Calories: ~350 kcal
  • Protein: ~12 g
  • Fat: ~8 g
  • Carbohydrates: ~55 g
  • Fiber: ~3 g
  • Sodium: ~900 mg

Storage / Reheating

Storage

  • Store noodles and broth separately
  • Refrigerate up to 2 days

Reheating

  • Reheat broth gently on low heat
  • Briefly dip noodles in hot water before serving

FAQ

What makes udon different from ramen?
Udon uses thicker wheat noodles and lighter broth, while ramen has thinner noodles and richer broth.

Can udon be gluten-free?
Traditional udon contains wheat, but gluten-free alternatives exist.

Is udon served cold?
Yes, in dishes like zaru udon.

Why This Recipe Works

  • Uses dashi for clean umami without heaviness
  • Thick noodles provide satisfying chew and structure
  • Gentle simmering preserves broth clarity
  • Balanced seasoning avoids overpowering the base ingredients

Recipe Identity

A minimalist yet deeply satisfying noodle dish where broth clarity, noodle texture, and subtle seasoning define the experience.

Dish Classification

  • Dish type: Noodle soup
  • Course: Main course
  • Meal type: Lunch or dinner
  • Traditional or modern dish: Traditional
  • Street food or home cooking: Both
  • Festival or everyday food: Everyday food

Recipe History

Udon has been a staple in Japan for centuries, believed to have origins influenced by Chinese wheat noodles. It evolved regionally, with variations like Kansai-style light broth and Kanto-style darker broth.

Cultural Notes

Udon reflects Japanese culinary philosophy of simplicity and balance, where each ingredient is respected and clearly expressed.

Advanced Cooking Knowledge Open detailed cooking science and reference notes

Flavor, Texture, and Aroma Profile

  • Flavor: Light, savory, slightly sweet, umami-rich
  • Texture: Thick, chewy noodles with a silky broth
  • Aroma: Mildly sweet soy, seaweed, and subtle fish stock

Flavor Balance

A harmonious balance of umami (dashi), saltiness (soy sauce), and sweetness (mirin), with gentle aromatic notes.

Flavor Components

  • Sweet: Mirin
  • Salt: Soy sauce
  • Acid: Minimal, occasionally from toppings
  • Bitter: None dominant
  • Umami: Dashi
  • Aromatic elements: Green onions, nori

Ingredient Notes

  • Fresh or frozen udon provides best texture
  • Dashi can be instant or homemade
  • Use light soy sauce for cleaner color

Ingredient Science

  • Dashi provides glutamates and nucleotides enhancing umami
  • Wheat starch in noodles gelatinizes during boiling, creating chewiness
  • Mirin adds sugar and alcohol, enhancing aroma and gloss

Ingredient Roles

  • Udon noodles: Structural base
  • Dashi: Flavor foundation
  • Soy sauce: Salt and depth
  • Mirin: Sweetness and balance
  • Toppings: Texture and visual contrast

Ingredient Classification

  • Grain: Udon noodles
  • Liquid base: Dashi
  • Seasoning: Soy sauce, mirin
  • Garnish: Green onions, nori
  • Protein: Tofu

Preparation Techniques

  • Slice green onions thinly
  • Cube tofu evenly
  • Cut nori into strips

Cooking Techniques

  • Boiling noodles
  • Simmering broth
  • Gentle reheating of toppings

Heat Management

  • Low heat stages: Keep broth warm without boiling
  • Medium heat stages: Simmer broth ingredients
  • High heat stages: Boil water for noodles
  • Temperature cues: Rolling boil for noodles, gentle simmer for broth

Texture Development

  • Proper boiling ensures chewy noodles
  • Avoid overcooking to prevent softness
  • Hot broth maintains noodle elasticity

Cooking Time Control

  • Noodles: 8–10 minutes depending on type
  • Broth: 5–7 minutes simmer

Flavor Pairing Logic

  • Umami-rich broth pairs with neutral noodles
  • Light toppings maintain balance
  • Crisp tempura adds contrast

Global Variations

  • Korean udon-style noodle soups
  • Fusion udon with spicy broths
  • Western adaptations with creamy sauces

Leftover Ideas

  • Stir-fry leftover noodles
  • Add broth to create a quick soup

Cooking Safety Notes

  • Handle hot liquids carefully
  • Ensure tofu is heated thoroughly

Sustainability Notes

  • Use locally sourced vegetables
  • Opt for plant-based dashi when possible
NGRecipe logoNGRecipe
All Countries