Spicy Peanut Noodles with Bok Choy

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A quick stir-fry of soba noodles tossed in a creamy peanut sauce, paired with tender bok choy for a balanced Asian-inspired meal. The heat from chili flakes adds a delightful kick. This asian-inspired salads (vegetarian) ready in about 35 minutes pairs soba noodles, bok choy, peanut butter into a side that holds its own next to almost any main — bright, balanced, and quick enough to slot into a weeknight plate. Each serving lands at about 450 calories and feeds 4, so it slots cleanly next to roasted proteins, grain bowls, or weeknight mains. 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.

★ 3.8 (8 ratings) Prep: 25 min Cook: 10 min Serves 4 Asian cuisine 450 cal/serving
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Ingredients

Instructions

  1. Step 1: Cook 8 oz soba noodles according to package instructions, then drain and set aside.
  2. Step 2: Heat 1 tbsp vegetable oil in a wok or large pan over medium-high heat. Add 2 minced garlic cloves and sauté for 30 seconds until fragrant.
  3. Step 3: Add 2 cups bok choy, cut into 1-inch pieces, and stir-fry for 3-4 minutes until tender-crisp. Remove from pan and set aside.
  4. Step 4: In the same pan, whisk together 3 tbsp peanut butter, 2 tbsp soy sauce, 1 tbsp rice vinegar, 1 tbsp honey, and 1 tsp sriracha until smooth.
  5. Step 5: Add the cooked noodles and 1/4 cup water to the pan, tossing to coat in the sauce. Cook for 2-3 minutes until noodles are glossy.
  6. Step 6: Return the bok choy to the pan, along with 2 tbsp sliced green onions and 1 tbsp sesame seeds. Toss to combine and serve immediately.

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Frequently asked questions

How long does Spicy Peanut Noodles with Bok Choy take to make?

Total time is about 35 minutes (25 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 Spicy Peanut Noodles with Bok Choy?

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 soba noodles from drying out.

Can I substitute ingredients in Spicy Peanut Noodles with Bok Choy?

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 Spicy Peanut Noodles with Bok Choy 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 Spicy Peanut Noodles with Bok Choy 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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