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This crispy tofu and soba noodle stir fry is one of those dinners that feels like takeout, but you can make it at home, in under a half an hour, and it tastes soo fresh! The tofu gets marinated, tossed in cornstarch, and air fried until golden and crunchy, then piled onto saucy soba noodles with crisp-tender broccoli, celery, and onion.
What makes this recipe extra irresistible is the two-sauce situation: a glossy stir fry sauce that clings to every noodle, plus a quick spicy soy drizzle you can add to taste. It’s out of this world delicious, flavorful, and the kind of vegan meal you’ll want to make on repeat – especially when you’re craving something satisfying but still light and veggie-packed!
Don’t want all the extras in a recipe post? We provide a skip to recipe button in the top left corner, as well as a clickable table of contents, just below, to help make this page easier to navigate.
At Sweet C’s, I add lots of tips in all of my recipes – because I am a home cook without any formal training, and I find I am more confident making dishes when I understand why it works, and what each ingredient means to the flavor of a recipe. My goal is for even the most beginner home cook to feel empowered in the kitchen.
Table of Contents
How to Make Crispy Tofu Stir Fry With Soba Noodles
This crispy tofu and soba noodle stir fry features air-fried marinated tofu tossed with soba noodles, broccoli, celery, and onion in a savory stir fry sauce with a spicy soy finish. It’s a fast, flavorful weeknight dinner that tastes better than takeout.
Ingredients for Crispy Tofu Soba Stir Fry
To make this recipe we will need to gather the following ingredients:
- Extra-firm tofu – The hearty protein base; pressing removes water so it crisps beautifully and holds onto the marinade.
- Soy sauce (or tamari) for tofu – Seasons the tofu from the inside and adds deep umami flavor.
- Rice vinegar (or lime juice) for tofu – Adds brightness and balance, cutting through the richness of sesame oil and sauce.
- Sesame oil for tofu – Brings nutty, toasty flavor that makes the tofu taste “stir-fry restaurant” good.
- Ginger – Adds warm, fresh zing that lifts the whole dish.
- Garlic – Provides bold, savory aroma and classic stir-fry flavor.
- Cornstarch (for tofu) – Creates that light, crispy coating in the air fryer and helps the tofu stay crunchy longer.
- Cooking spray or neutral oil (for crisping) – Promotes browning and crunch in the air fryer without deep frying.
- Soba noodles – A slightly nutty, chewy noodle that soaks up sauce while still feeling light.
- Neutral oil (for stir frying) – Handles high heat so the veggies sauté quickly without burning.
- Onion – Adds sweetness and depth as it softens and caramelizes slightly.
- Broccoli – Brings crunch, color, and a hearty bite that pairs well with the sauce.
- Celery – Adds extra crunch and a fresh, savory backbone that keeps the stir fry from feeling heavy.
- Soy sauce (or tamari) for stir fry sauce – The salty-umami foundation of the sauce that ties everything together.
- Water – Loosens the sauce so it coats evenly instead of becoming too intense or salty.
- Rice vinegar (in sauce) – Brightens and balances the sweetness and soy.
- Honey/brown sugar (or maple) – Adds a touch of sweetness for that classic glossy stir-fry balance.
- Sesame oil (in sauce) – Adds depth and a rich, nutty finish.
- Cornstarch (in sauce) – Thickens the sauce so it becomes shiny and clings to noodles and veggies.
- Soy sauce (for spicy drizzle) – Adds an extra punch of salty umami right at the end.
- Sriracha or chili garlic sauce – Brings heat and a spicy kick you can adjust to taste.
- Rice vinegar (optional, for drizzle) – Adds a pop of brightness that keeps the finish lively and not too heavy.
- Sesame seeds – Add nutty crunch and a finished, restaurant-style look.
- Green onions (optional) – Add fresh bite and color that brightens every bowl.
Step-by-Step Crispy Tofu Stir Fry
After gathering our ingredients, we will use the following process:
Cut and Dry Tofu
Cut tofu into small squares and thoroughly pat dry with paper towel, squeezing out excess moisture – but carefully, so it does not crumble.
Marinate Tofu
Whisk stir fry sauce in a bowl and pour over tofu. Let marinate 10-30 minutes.
Toss in Cornstarch
Toss, or dredge, in cornstarch.
Air Fry
Air fry tofu to crispy.
Stir Fry
Add broccoli, onion, and tofu and toss to cook to soft.
Add Noodles
Cook soba noodles to package instructions until soft. Drain and add to pan with vegetables, sauce, and tofu. Toss and top with spicy soy.
Serve & Enjoy
After noodles have been coated in sauce, top with sesame seeds (black or white) and, optional, scallions or chives. Serve and enjoy!
Crispy Tofu Soba Stir Fry Tips & Tricks
Press tofu well. Drier tofu = crispier tofu. Even 10–15 minutes helps a lot.
Cornstarch is the crunch secret. A light dusting gives you that crispy shell without deep frying.
Don’t skip rinsing soba. Rinsing stops cooking and keeps noodles from turning gummy in the pan.
Cook veggies until crisp-tender. That crunch balances the soft noodles and crispy tofu.
Toss noodles gently. Soba can break if you stir too aggressively — use tongs if you can.
Add tofu last (or on top). Folding it in is fine, but piling it on top keeps the crunchiest texture.
Spicy soy drizzle = instant upgrade. Add a little at a time so you control the heat and salt.
What to Serve With Crispy Tofu Noodle Lo Mein
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Crispy Tofu And Soba Noodles Stir Fry
Ingredients
Crispy Tofu
- 14 oz extra-firm tofu, pressed and cubed
- 2 tablespoons soy sauce, or tamari
- 1 tablespoon rice vinegar, or lime juice
- 1 tablespoon sesame oil
- 1 teaspoon grated fresh ginger, or ½ tsp ground
- 2 cloves garlic, minced (or ½ tsp garlic powder)
- 2 tablespoons cornstarch
- Cooking spray or 1–2 teaspoons neutral oil, for air fryer crisping
Noodles + Veggies
- 8 oz soba noodles
- 1 tablespoon neutral oil, avocado/vegetable
- 1 onion, thinly sliced
- 2 cups broccoli florets
- 2 stalks celery, thinly sliced
Stir Fry Sauce
- ¼ cup soy sauce, or tamari
- 2 tablespoons water
- 1 tablespoon rice vinegar
- 1 –2 tablespoons honey or brown sugar, use maple for vegan
- 1 tablespoon sesame oil
- 1 tablespoon cornstarch
Spicy Soy Sauce (to finish/drizzle)
- 2 tablespoons soy sauce
- 1 –2 teaspoons sriracha or chili garlic sauce, to taste
- 1 teaspoon rice vinegar, optional, for brightness
Finish
- Sesame seeds
- Optional: sliced green onions
Instructions
Marinate the tofu
- Press tofu well, then cut into cubes. Toss with 2 tbsp soy sauce, 1 tbsp vinegar, 1 tbsp sesame oil, ginger, and garlic. Let sit 10–15 minutes while you prep everything else.
Air fry the tofu
- Preheat air fryer to 400°F.
- Sprinkle tofu with 2 tbsp cornstarch and toss until coated (it should look lightly dusty, not gummy).
- Lightly spray the basket and tofu with cooking spray (or drizzle with a tiny bit of oil).
- Air fry 12–15 minutes, shaking halfway, until deeply golden and crisp.
Cook the soba noodles
- Cook soba according to package directions. Drain and rinse under cool water to stop cooking and prevent sticking. Set aside.
Make sauces
- Whisk together the stir fry sauce ingredients until smooth.
- Stir together the spicy soy sauce ingredients in a small bowl.
Stir fry the vegetables
- Heat 1 tbsp neutral oil in a large skillet/wok over medium-high heat.
- Add onion, broccoli, and celery. Stir fry 4–6 minutes until crisp-tender.
Toss noodles + sauce
- Add cooked soba noodles to the skillet. Pour in the stir fry sauce and toss for 1–2 minutes until glossy and thickened.
Finish with crispy tofu + spicy soy
- Gently fold in the crispy tofu (or pile it on top to keep it extra crisp). Drizzle with spicy soy sauce to taste.
- Finish with sesame seeds (and green onions if using).
Notes
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
Crispy Tofu Soba Stir Fry FAQs
Yes — it’s the easiest way to get crispy tofu. Removing water helps it brown and crisp instead of steaming.
Yes. Thaw, squeeze out extra water, and proceed. Frozen tofu gets extra spongy and absorbs marinade well.
Any soba works, but 100% buckwheat soba has the most nutty flavor. Cook carefully so it doesn’t over-soften.
Rinse after cooking and toss with a tiny splash of oil before adding to the skillet.
Yes – use tamari and choose 100% buckwheat soba (check labels, some have wheat).
Yes. Store tofu separately if possible so it stays crisp longer. Reheat noodles in a skillet and add tofu at the end.
