Name: Instant Pot Miso Soup Without Dashi Recipe
Prep time: 10 min
Cook time: 13 min
Total time: 23 min
Cuisine: Japanese
Ingredients: 1 Tablespoon olive oil; 1 cup shiitake mushrooms, sliced ¼ inch thick; 5 cups water; ¼ cup miso paste; ¼ cup firm tofu, cut in ½ inch cubes; 1 sheet nori dried seaweed, cut into 1 inch squares; 2 green onions, sliced; ½ teaspoon fish sauce (optional); Sesame seeds; Green onions cut on the bias

Jump to Recipe· 3.8 from 75 reviews

If you’re craving a comforting bowl of savory goodness, look no further than this delightful Instant Pot Miso Soup Without Dashi Recipe. It captures the essence of traditional Japanese miso soup but skips the dashi, making it accessible and straightforward without sacrificing the rich umami flavors we all love. Using simple ingredients like shiitake mushrooms, miso paste, tofu, and nori, this soup is both nourishing and deeply satisfying, especially when you make it effortlessly in your Instant Pot. Whether you’re new to miso soup or a longtime fan, this version promises a warm hug in a bowl that’s ready in no time.

Ingredients You’ll Need

The image shows seven small glass bowls arranged on a white marbled surface. The top row has three bowls: the left one holds a clear liquid, the middle one has a small amount of orange liquid, and the right one contains a yellow liquid. Below and to the left is a bowl filled with sliced brown and white mushrooms. To its right is a bowl with white tofu cubes. Next to the tofu is a bowl with green chopped scallions and two dark green seaweed sheets resting inside. Above this bowl is a small bowl with a brown paste. The colors vary from clear, orange, yellow, brown, green, white, to dark green textures, each layered simply in their own bowls. photo taken with an iphone --ar 4:5 --v 7

This Instant Pot Miso Soup Without Dashi Recipe shines because of its simplicity and carefully chosen ingredients. Each component adds something unique—earthiness from shiitake mushrooms, creamy bites of tofu, and the subtle sea flavor from nori—making every spoonful flavorful and texturally interesting. Here’s what you’ll need to bring this dish to life:

Olive oil: Used to sauté mushrooms, it adds a subtle richness and helps develop deep flavor.

Shiitake mushrooms (1 cup): Bring earthiness and a meaty texture that simulates the umami usually provided by dashi.
Water (5 cups): The base of the soup, balancing the saltiness of miso and lightening the broth.
Miso paste (¼ cup): The star ingredient, it offers that signature salty, fermented depth in every sip.

Firm tofu (¼ cup): Adds protein and a delicate creaminess that contrasts beautifully with the broth.
Nori sheets (1 sheet): Gives a hint of ocean freshness and vibrant sea flavor without needing dashi.
Green onions (2, sliced): Provide a bright, crisp bite and freshness that lifts the entire dish.

Fish sauce (½ teaspoon, optional): An umami booster that’s optional but adds a savory kick if you have it on hand.
Sesame seeds and additional green onions for serving (optional): These garnishes add texture and a nutty finish.

How to Make Instant Pot Miso Soup Without Dashi Recipe

The image is split into two sections showing the inside of a silver pot placed on a white marbled surface. In the left section, the pot contains several slices of light brown mushrooms scattered loosely at the bottom with a clear surface showing. In the right section, the same pot is filled with a golden-brown broth that covers the mushrooms, along with small white tofu cubes and pieces of dark green seaweed floating gently throughout the broth. The texture of the broth appears smooth and slightly translucent. photo taken with an iphone --ar 4:5 --v 7

Step 1: Sauté the Mushrooms to Perfection

Begin by setting your Instant Pot to the ‘Sauté Normal’ function and adding the olive oil. Once the oil is hot, toss in the sliced shiitake mushrooms. Stir them occasionally for about 5 minutes until they turn golden brown and release their heavenly earthy aroma. This step is crucial because it develops the rich, comforting base flavor that makes the soup so satisfying, especially since we’re skipping dashi.

Step 2: Mix the Broth

Next, pour in 5 cups of water along with the miso paste. Whisk the mixture gently but thoroughly until the miso paste dissolves completely. This ensures a smooth broth with no clumps, allowing the miso’s salty and fermented character to shine through beautifully in the soup.

Step 3: Add Tofu, Nori, and Green Onions

Now it’s time to add the cubed firm tofu, the nori sheets cut into 1-inch squares, and the sliced green onions. Toss in the optional fish sauce at this stage if you want an extra layer of savory flavor. These ingredients contribute texture, freshness, and a subtle sea taste that really rounds out the soup without needing dashi stock.

Step 4: Pressure Cook the Soup

Secure the Instant Pot lid and set it to pressure cook on manual HIGH for 8 minutes. Be sure to place the valve in the ‘sealing’ position so the pot can build pressure properly. Once the cooking time is up, carefully release the pressure manually by moving the valve to ‘venting.’ Just a heads-up: the steam will be hot and might splatter, so take your time and use a kitchen towel if needed.

How to Serve Instant Pot Miso Soup Without Dashi Recipe

Garnishes

A sprinkle of toasted sesame seeds and a few additional thinly sliced green onions brighten up the bowl both visually and flavor-wise. These simple garnishes add a gentle crunch and a nutty aroma that complements the hearty soup perfectly.

Side Dishes

This miso soup pairs wonderfully with steamed rice or a light cucumber salad for a well-rounded meal. It’s also great as a starter alongside grilled fish, tempura vegetables, or even a sushi platter if you’re feeling fancy.

Creative Ways to Present

Serve the soup in rustic ceramic bowls for a cozy, authentic feel. For a modern twist, try clear glass bowls so you can admire the colorful layers of tofu, mushrooms, and seaweed floating in the broth. Adding a small bamboo spoon or chopsticks on the side brings a bit of traditional charm to your table.

Make Ahead and Storage

Storing Leftovers

Leftover Instant Pot Miso Soup Without Dashi Recipe can be stored in an airtight container in the refrigerator for up to 3 days. The flavors might intensify as it sits, and the tofu will soak up more broth, making it even tastier the next day.

Freezing

Freezing is not recommended for this miso soup, as the tofu’s texture can become grainy and the broth may separate when thawed. For best results, enjoy the soup fresh or refrigerated within a few days.

Reheating

To reheat, gently warm the soup on the stovetop over low heat, stirring occasionally. Avoid boiling as it can alter the miso’s flavor and toughness of the tofu. Microwaving on medium power works too but be sure to stir halfway through for even heating.

FAQs

Can I use different types of mushrooms?

Absolutely! While shiitake mushrooms give the richest umami flavor, button or cremini mushrooms can work well if that’s what you have on hand. Just sauté them until golden for the best taste.

Is miso paste gluten-free?

Many miso pastes are gluten-free, but some varieties contain barley or other gluten ingredients. Always check the label to ensure you choose a gluten-free option if needed.

Why skip dashi in this recipe?

This Instant Pot Miso Soup Without Dashi Recipe is designed to be simple and accessible, especially if you don’t have dashi stock on hand. The mushrooms and nori provide plenty of umami, making dashi unnecessary while still keeping that authentic flavor profile.

Can I make this vegan?

Yes! Simply omit the optional fish sauce or replace it with a splash of soy sauce or tamari to keep it vegan while maintaining a rich, savory flavor.

How do I adjust the saltiness?

Miso paste can vary in saltiness. Start with ¼ cup and taste the broth before pressure cooking. If you prefer a milder soup, use less and add more after cooking if desired.

Final Thoughts

This Instant Pot Miso Soup Without Dashi Recipe is a lovely introduction to the world of miso soup or a comforting go-to for busy days. Its rich flavors, easy preparation, and wholesome ingredients make it a joy to make and share. I hope you’ll give it a try soon and enjoy every warm, soothing sip as much as I do.

Instant Pot Miso Soup Without Dashi Recipe

Ingredients You’ll Need

How to Make Instant Pot Miso Soup Without Dashi Recipe