Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A savory stir-fry featuring thick udon noodles tossed with earthy shiitake mushrooms and fresh scallions in a light soy-ginger sauce. This japanese-inspired pasta (vegetarian) ready in about 30 minutes pairs udon noodles, sliced fresh shiitake mushrooms, thinly sliced scallions for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 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.

Prep: 10 min Cook: 20 min Serves 4 Japanese cuisine 350 cal/serving
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Ingredients

Instructions

  1. Step 1: Bring a large pot of water to a boil and cook 12 oz udon noodles for 8 minutes until tender but still chewy; drain and set aside.
  2. Step 2: Heat 1 tbsp vegetable oil in a large skillet over medium-high heat. Add 3 minced garlic cloves and 1 tbsp minced ginger, sauté for 30 seconds until fragrant.
  3. Step 3: Add 8 oz sliced shiitake mushrooms and cook for 4-5 minutes, stirring occasionally, until mushrooms release moisture and edges become golden.
  4. Step 4: Stir in cooked udon noodles, 3 tbsp soy sauce, 2 tbsp sesame oil, and 1/4 cup water; toss and cook for 2-3 minutes until sauce thickens and coats noodles.
  5. Step 5: Add 4 thinly sliced scallions, 1/4 tsp red pepper flakes, and 1 tbsp toasted sesame seeds; toss gently and cook for 1 more minute. Serve immediately.

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Frequently asked questions

How long does Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions take to make?

Total time is about 30 minutes (10 min prep + 20 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 Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions?

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 udon noodles from drying out.

Can I substitute ingredients in Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions?

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 Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions 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 Stir-Fried Udon Noodles with Shiitake Mushrooms and Scallions 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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