Amateur Miso Soup with Tofu and Seaweed

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A comforting miso soup with silky tofu, wakame seaweed, and a hint of ginger for warmth. This japanese-inspired one pot (vegetarian) ready in about 25 minutes pairs miso paste, tofu, wakame seaweed for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 180 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

★ 3.9 (14 ratings) Prep: 15 min Cook: 10 min Serves 4 Japanese cuisine 180 cal/serving
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Ingredients

Instructions

  1. Step 1: In a pot, heat 1 tsp sesame oil over medium heat. Add 1-inch grated ginger and sauté for 1 minute until fragrant.
  2. Step 2: Pour in 4 cups dashi stock and bring to a simmer. Stir in 2 tbsp miso paste until fully dissolved. Add 8 oz firm tofu, cut into 1-inch cubes, and 1 cup rehydrated wakame seaweed.
  3. Step 3: Cook for 5 minutes until the tofu is heated through. Stir in 1 tbsp soy sauce and season with salt if needed.
  4. Step 4: Garnish with sliced green onions and serve hot with extra miso paste on the side.

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Frequently asked questions

How long does Amateur Miso Soup with Tofu and Seaweed take to make?

Total time is about 25 minutes (15 min prep + 10 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Amateur Miso Soup with Tofu and Seaweed?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep miso paste from drying out.

Can I substitute ingredients in Amateur Miso Soup with Tofu and Seaweed?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Amateur Miso Soup with Tofu and Seaweed for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Amateur Miso Soup with Tofu and Seaweed vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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