One of the funniest food plot twists in my life happened because of this thai soup. My boyfriend used to say he “just wasn’t a soup person”. Every bowl he tried felt a little flat to him. Needless to say, soup was off the menu for years. Then one night I started layering ingredients that are all packed with umami, added noodles to it and this red curry noodle soup happened.

At first glance it almost feels like too much. Shrimp fond, coconut milk, red curry paste, soy sauce, gochujang, sriracha, ginger, even hing. But somehow everything melts together into this incredibly rich, cozy bowl that tastes like it simmered all day even though it comes together pretty quickly. Now this is the soup that completely changed his mind. The noodles add chewiness, the shrimp add sweet protein, and every spoonful is warm, creamy and bursts of flavor. Finally, soup is back on the menu. Sometimes when I get home from work now, I find that my boyfriend has made this soup himself, isn’t that miraculous??

Watch Our Red Curry Noodle Soup with Shrimp Video Recipe

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Here is our step-by-step video recipe:

Easy Red Curry Noodle Soup with Shrimp Recipe

This cozy Red Curry Noodle Soup with Shrimp is surprisingly approachable and perfect for a weeknight dinner when you want something warm and deeply flavorful. After quickly searing the shrimp, building the broth with aromatics and curry paste, and simmering everything together with udon, the result is a creamy, chewy, gently spicy dish that feels restaurant-quality but is made entirely at home.

Ingredients for Red Curry Noodle Soup with Shrimp

Olive oil: Helps sear the shrimp and soften the aromatics while carrying flavor through the whole pot. Also blooms (wakes up) the hing. You can substitute a neutral oil like avocado oil if that is what you have on hand.
Shallot: Adds a soft, sweet allium flavor that blends smoothly into the broth. You can substitute a little extra onion if needed since it brings a similar savory base.
Red onion: Gives the soup body and a slightly deeper sweetness as it cooks down. You can substitute yellow onion for a milder, more classic flavor.
Red bell pepper: Brings sweetness, color, and a little freshness to balance the rich broth.
Garlic: Adds sharp, savory depth that rounds out the curry and seafood flavors.
Green onion: The whites build flavor in the base and the greens finish the soup with freshness.
Unsalted shrimp fond: Gives the broth a concentrated seafood depth that makes the soup feel layered and rich. You can substitute unsalted seafood stock because it offers a similar savory base.
Coconut milk: Makes the soup creamy and smooth while softening the heat from the chili ingredients. You can substitute lite coconut milk, though the broth will be a little lighter and less rich.
Udon noodles: Add that thick, satisfying chewiness that makes the bowl feel extra comforting. You can substitute thick rice noodles if needed, though the texture will be a little more slippery than springy.
Fresh ginger: Brings warmth and brightness that keeps the broth from feeling too heavy.
Gochujang: Adds savory heat and a subtle fermented depth. For a less spicy version, you can substitute a little extra red curry paste plus a pinch of sugar, though the flavor will be less earthy and rounded.
Sriracha: Contributes a sharper chili heat and a little tang. You can substitute your favorite hot sauce if you want a similar spicy lift.
Red curry paste: This is the main flavor base, bringing chile, aromatics, and richness all at once.
Rock sugar: Dissolves slower than most sugars. It softens the heat and brings the broth into balance. Best substitute would be dark brown sugar.
Soy sauce: Adds salt and umami and helps tie the broth together.
Shrimp: Adds sweet, tender protein and reinforces the seafood flavor in the broth.
Hing (asafoetida), optional: Adds a subtle savory note that deepens the aromatic base. You can leave it out entirely if you do not have it, but it does take this soup to the next level.
Lime juice: Brightens the finished soup and wakes up the rich broth right at the end. You can substitute a small squeeze of lemon juice for a similar fresh finish.
Sesame seeds: Add a little nuttiness and texture on top. You can skip them or use toasted sesame seeds for a stronger flavor.
Chili oil: Adds extra heat and a glossy finish for serving.

How to Make Red Curry Noodle Soup with Shrimp

Step 1: Heat a large stockpot or Dutch oven over medium heat and add olive oil. Add the shrimp and cook for 2 to 3 minutes, until lightly golden on the outside and just cooked through, then remove and set aside. Add a little more olive oil, raise the heat to medium-high, and bloom the optional hing for about 1 minute, until fragrant.

Step 2: Add the garlic, shallot, red onion, scallion whites, and red bell pepper over medium-high heat. Cook for 3 to 4 minutes, stirring often, until the vegetables are tender and fragrant. Stir in the grated ginger and red curry paste, then cook for about 1 minute more, until the paste smells aromatic and slightly darkens.

Step 3: Pour in the shrimp fond, coconut milk, and water, scraping up any browned bits from the bottom of the pot. Bring the soup to a boil over medium-high heat, then lower to a gentle simmer and cook for about 10 minutes, stirring occasionally, until the broth looks smooth, slightly thickened, and well combined.

Step 4: Stir in the soy sauce, sriracha, gochujang, and crushed rock sugar over gentle simmering heat. Add the udon noodles and cook for about 3 minutes, until the noodles are tender, heated through, and loosened into the broth.

Step 5: Remove the pot from the heat and stir in the cooked shrimp, green onion greens, and lime juice. Taste and season with salt and pepper as needed, then serve right away while hot with optional sesame seeds and chili oil on top.

Substitute Udon Noodles with Egg Noodles

Udon noodles are a big part of what makes this soup feel especially cozy, but egg noodles work really well here too. They still give the bowl that comforting noodle element, but the texture will be a little thinner, softer, and less chewy than udon. Cook the egg noodles separately or add them directly to the broth depending on the type you’re using, and follow the package timing closely since they usually cook faster than udon. The broth will feel slightly lighter around the noodles, but still rich, creamy, and full of flavor.

Tips for Making Red Curry Noodle Soup with Shrimp

Tip 1: Prep everything before you start cooking, since the aromatics and curry paste move pretty quickly once they hit the pot.
Tip 2: If using hing (asafoetida), bloom it separately in olive oil for a minute first to neutralize the strong sulfuric aroma.
Tip 3: Only add the lime juice at the end. The flavors settle into each other nicely right before serving.

Make-Ahead Instructions

You can make the broth up to a day in advance. Let it cool, then store it in an airtight container in the refrigerator. For the best texture, keep the noodles and shrimp separate until serving if possible. The flavor gets even more rounded overnight as the curry paste, aromatics, and coconut milk have more time to settle together. Noodles are best cooked fresh for the best texture.

Storing Leftovers

Store leftovers in airtight containers in the refrigerator for up to 2 days. Separate the noodles from the broth, or the noodles will become too soft and almost mushy by the next day.

Freezing Instructions

Freezing is not ideal for the fully assembled soup because coconut milk can separate and the udon texture gets ruined after thawing. If you do want to freeze it, freeze the broth by itself in a freezer-safe airtight container for up to 2 months, then cook fresh noodles and add freshly cooked shrimp when serving. After thawing, the broth may need a good stir to come back together.

Reheating Instructions

Reheat the soup gently in a saucepan over medium-low heat until hot. Stir occasionally so the coconut milk stays smooth, and add a splash of water or stock if the noodles have absorbed too much broth. Avoid boiling for too long once the shrimp is back in the pot so it stays tender.

Serving Suggestions

This soup is lovely on its own for a cozy dinner, but it also works with a few simple sides. Serve it with a crisp cucumber salad, steamed bok choy, or a small plate of roasted vegetables if you want something fresh next to the rich broth. A little extra sliced green onion, sesame seeds, or chili oil on top makes it feel finished without doing too much. It is especially good for rainy evenings, casual date nights at home, or those weeknights when you want dinner to feel comforting but still a little special.

Red Curry Noodle Soup with Shrimp