Spicy Garlic Chili Oil Udon Noodles Recipe

If you’re craving something with bold flavors yet quick to whip up, you’re going to absolutely love this Spicy Garlic Chili Oil Udon Noodles Recipe. It brings together the comforting chew of udon noodles, the punch of fragrant garlic, and the fiery kick of chili oil — all in one bowl. When I first made this, I was stunned by how such a simple recipe could deliver so much flavor, and I know you’ll find yourself coming back to it again and again.

❤️

Why You’ll Love This Recipe

  • Fast and Easy: Ready in about 10 minutes—perfect for a busy weeknight meal.
  • Bold Aromatics: The garlic and chili oil create a deliciously smoky, spicy flavor that wakes up your taste buds.
  • Versatile: You can easily swap noodles or add protein to suit your cravings and pantry.
  • Family-Approved: My family practically begs me to make this, and I’m sure yours will too!

Ingredients You’ll Need

Everything here works together to give you that perfect spicy, garlicky sauce coating tender noodles. Don’t worry if you don’t have udon on hand – I’ve often used ramen or egg noodles instead with equally satisfying results.

  • Udon noodles: Thick and chewy, they hold the sauce beautifully. If you can’t find them, wheat or egg noodles are fine substitutes.
  • Vegetable oil: Using a neutral oil lets the garlic and chili flakes shine without overpowering flavors.
  • Garlic cloves: Fresh minced garlic is essential for that vibrant, fresh pungency.
  • Chili flakes: Korean gochugaru or Sichuan chili flakes add beautiful heat and a hint of smokiness.
  • Scallion greens: These add a sharp, mild onion flavor and a fresh pop of color.
  • White sesame seeds: Toasted for a nutty crunch that plays nicely with the sauce.
  • Soy sauce: Brings the salty umami punch for balance.
  • Rice vinegar: Adds brightness and a subtle tang that lifts the flavors.
  • Brown sugar: A tiny bit to mellow out the heat and bring harmony.
  • Salt: To taste – enhances all the other flavors.
Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Variations

I love how adaptable this Spicy Garlic Chili Oil Udon Noodles Recipe is. You can easily customize it to suit your diet, spice tolerance, or just what’s in your fridge.

  • Add protein: I often toss in shredded cooked chicken, pan-fried tofu, or even a soft-boiled egg for a heartier meal.
  • Adjust spice level: If you’re a heat lover, ramp up the chili flakes, or tone it down by cutting them in half.
  • Use different noodles: Rice noodles or soba noodles work great if you want a gluten-free alternative.
  • Extra veggies: Toss in some blanched spinach or shredded carrot for added color and nutrition.

How to Make Spicy Garlic Chili Oil Udon Noodles Recipe

Step 1: Cook Your Noodles Just Right

Start by boiling your udon noodles according to the package instructions or until they reach your preferred tenderness. Here’s a tip: don’t overcook them because they’ll soften further when you mix with the hot sauce. Once cooked, reserve a tablespoon of the cooking water before draining—this starchy water helps loosen up the sauce later on.

Step 2: Prepare the Spicy Garlic Chili Sauce

In a heatproof bowl, combine minced garlic, chili flakes, chopped scallion greens, and toasted white sesame seeds. Heat your oil in a pan or small pot until it starts to smoke lightly—this is key to infusing the oil with those aromatic flavors. Carefully pour the hot oil over the garlic and chili mixture; you’ll hear a satisfying sizzle. This process blooms the spices and garlic perfectly.

Step 3: Finish the Sauce and Toss the Noodles

Add the reserved noodle water, soy sauce, rice vinegar, brown sugar, and salt to the bowl with your chili-garlic oil. Give everything a thorough mix until the sugar dissolves. Then, toss in your hot noodles and stir them well so every strand gets luxuriously coated with that spicy, garlicky goodness.

Step 4: Garnish and Serve

Plate your noodles and sprinkle with extra chopped scallions and toasted sesame seeds. If you’re feeling extra fancy, cilantro or crushed roasted peanuts add a wonderful crunch and fresh aroma that elevate this dish even more.

👨‍🍳

Pro Tips for Making Spicy Garlic Chili Oil Udon Noodles Recipe

  • Use Smoking Hot Oil: Make sure your oil is hot enough to gently sizzle the garlic and chili flakes when poured—this unlocks all their flavor magic.
  • Reserve Noodle Water: That starchy water is a game-changer; it helps your sauce cling perfectly to every noodle.
  • Fresh Garlic Rules: Freshly minced garlic beats pre-minced or powdered hands down for flavor intensity.
  • Adjust Spice Gradually: Add chili flakes little by little to avoid overwhelming your palate and find your perfect heat level.

How to Serve Spicy Garlic Chili Oil Udon Noodles Recipe

Spicy Garlic Chili Oil Udon Noodles Recipe - Recipe Image

Garnishes

I always top mine with extra chopped scallions and toasted white sesame seeds because they add a lovely freshness and crunch. Sometimes, I like to throw on some chopped cilantro and crushed peanuts — it turns the dish into an even more texturally exciting experience.

Side Dishes

To round out the meal, I recommend simple sides like steamed bok choy or roasted broccoli tossed in sesame oil. A light cucumber salad also complements this dish beautifully, offering a cool counterbalance to the heat.

Creative Ways to Present

For special occasions, I’ve served this noodle bowl in individual ceramic ramen bowls with a drizzle of extra chili oil on top and a soft-boiled egg halved just so. It instantly feels restaurant-worthy, and guests always ask for the recipe!

Make Ahead and Storage

Storing Leftovers

If you have leftovers, pop them into an airtight container and refrigerate for up to 2 days. The noodles will soak up the sauce overnight, which deepens the flavor, but they might get a bit softer.

Freezing

I usually don’t freeze this noodle dish because the texture of udon changes after thawing, but if necessary, freeze the sauce separately from the noodles to maintain the best quality.

Reheating

To reheat, I gently warm the noodles in a skillet with a splash of water or broth to bring back moisture and prevent drying out—microwaving works too, but stirring occasionally helps keep the noodles evenly coated.

FAQs

  1. Can I use other types of noodles for the Spicy Garlic Chili Oil Udon Noodles Recipe?

    Absolutely! While udon noodles are ideal for their softness and chewiness, you can substitute wheat noodles, ramen, soba, or even rice noodles depending on your preference or dietary needs. Just be mindful of cooking times for each variety so they don’t get mushy.

  2. How spicy is this Spicy Garlic Chili Oil Udon Noodles Recipe?

    The spice level is moderate by default but very adjustable. You can use more chili flakes if you like it hot or reduce them for a milder flavor. The balance of garlic and vinegar helps keep the heat lively without overwhelming.

  3. Can I make the chili oil ahead of time?

    Yes! Preparing the chili oil sauce in advance is convenient. Just store it in a jar in the fridge, and reheat gently before tossing with noodles. The flavors often deepen after resting overnight.

  4. What’s the best way to add protein to this dish?

    I recommend adding cooked proteins like shredded chicken, crispy tofu, or even a soft-boiled egg on top. Adding them after tossing the noodles with the sauce keeps them from getting overcooked and lets their flavors shine alongside the spicy oil.

Final Thoughts

I hope you’ll give this Spicy Garlic Chili Oil Udon Noodles Recipe a spot in your weeknight rotation. It’s my go-to when I want something quick yet packed with flavor. The way the spicy, garlicky oil coats every bite makes it totally addictive. Trust me, once you try this, it’ll become one of your favorite comfort meals just like it did for me!

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Spicy Garlic Chili Oil Udon Noodles Recipe

Spicy Garlic Chili Oil Udon Noodles Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.7 from 457 reviews
  • Author: Jessica
  • Prep Time: 5 minutes
  • Cook Time: 5 minutes
  • Total Time: 10 minutes
  • Yield: 1 serving
  • Category: Main Course
  • Method: Stovetop
  • Cuisine: Asian
  • Diet: Vegetarian

Description

This Spicy Garlic Chili Oil Noodles recipe is a quick and flavorful dish perfect for a satisfying meal. Combining chewy udon or your choice of noodles with a spicy, garlicky chili oil sauce, it delivers a perfect balance of heat, umami, and freshness, garnished with scallions and toasted sesame seeds for added crunch and aroma.


Ingredients

Noodles

  • 4 oz udon noodles, wheat noodles, egg noodles, or ramen noodles

Sauce

  • 3 tablespoons vegetable oil or any neutral cooking oil
  • 3 garlic cloves, minced
  • 1 teaspoon chili flakes (Korean or Sichuan)
  • 1-2 scallion greens, chopped
  • 1 teaspoon white sesame seeds
  • 1 tablespoon soy sauce
  • ½ teaspoon rice vinegar
  • ½ teaspoon brown sugar
  • ¼ teaspoon salt, to taste
  • 1 tablespoon reserved cooking water from noodles

Garnishing

  • Chopped scallion greens
  • Toasted white sesame seeds
  • Optional: chopped cilantro and toasted peanuts


Instructions

  1. Boil Noodles: Cook the noodles of your choice according to the package instructions until they reach your desired tenderness. Reserve 1 tablespoon of the noodles’ cooking water before draining the noodles.
  2. Prepare Aromatics: In a heat-proof bowl, combine the minced garlic, chili flakes, chopped green onion, and white sesame seeds, mixing them together.
  3. Heat Oil: Heat the vegetable oil in a pan or pot over medium-high heat until it is smoking hot. Then immediately pour the hot oil over the prepared aromatics in the bowl, stirring to release their fragrant flavors.
  4. Mix Sauce: Add the reserved noodles water, soy sauce, rice vinegar, salt, and brown sugar to the bowl with the aromatics and mix thoroughly to create a spicy sauce.
  5. Toss Noodles: Add the hot, drained noodles to the spicy sauce and toss thoroughly until all noodles are evenly coated with the sauce.
  6. Garnish and Serve: Plate the noodles and garnish with additional chopped scallions and toasted sesame seeds. Optionally, add chopped cilantro and toasted peanuts or your preferred protein for extra flavor and texture.

Notes

  • Use fresh garlic: Fresh garlic offers a strong, vibrant flavor compared to garlic powder or pre-minced garlic. Be sure to mince the garlic just before adding to the sauce.
  • Adjust spice level: Modify the quantity of chili flakes to suit your desired heat preference, making the dish more or less spicy accordingly.
  • You can substitute different noodle types based on availability or preference, such as ramen, wheat, or egg noodles.
  • Adding proteins like tofu, chicken, or shrimp can make this dish more filling and beyond just a noodle side.

Nutrition

  • Serving Size: 1 serving
  • Calories: 380
  • Sugar: 3 g
  • Sodium: 750 mg
  • Fat: 18 g
  • Saturated Fat: 2.5 g
  • Unsaturated Fat: 15 g
  • Trans Fat: 0 g
  • Carbohydrates: 45 g
  • Fiber: 3 g
  • Protein: 8 g
  • Cholesterol: 0 mg

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