Air Fryer Vietnamese Lemongrass Chicken
Lemongrass, garlic, and fish sauce caramelized onto chicken thighs — Vietnam's ga xao sa, made gluten-free and dairy-free in the air fryer.
By Air Fryer Cookbook Team · Jun 11, 2026
In Vietnam, ga xao sa isn't a restaurant showpiece — it's a Tuesday. Lemongrass chicken belongs to the deep repertoire of everyday home cooking, built on the seasoning trinity that defines so much of the country's table: lemongrass for its clean citrus-pine perfume, garlic for depth, and fish sauce for the savory bottom note that ties a dish to the ground. Cooked in a hot wok at home, it's chicken that's been coaxed into caramelizing at its edges while the lemongrass toasts and turns nutty.
The air fryer earns its place here, with one honest caveat. A screaming-hot wok gives you wok hei — that faint smokiness from food searing against scorching metal — and moving air simply can't reproduce it. What the air fryer does give you is hands-off, even browning and rendered edges without standing over a spitting pan, plus a dish that's naturally gluten-free and dairy-free from the start. Use the tender inner core of the lemongrass only; the woody outer layers will never soften and will leave splinters in an otherwise tender bite. The fish sauce is non-negotiable for the flavor and is your one allergen to flag — there's no swap that tastes like the real thing.
Use the air fryer we lean on for weeknight chicken and a fast thermometer so the thighs come out juicy, not dry.
Air Fryer Vietnamese Lemongrass Chicken
38m · Serves 4 · Easy · Cosori 5.8qt
Allergen spec
verify your brandsFree from
- Gluten
- Dairy
- Tree nuts
- Egg
- Soy
- Sesame
- Peanuts
- Shellfish
Contains
- Fish
Allergen status reflects the recipe as written. Brands vary and cross-contamination happens — always read the labels on your own ingredients before cooking for someone with an allergy.
Ingredients
- 1½ lbboneless skinless chicken thighs — cut into large chunks
- 3 stalkslemongrass — tender inner core only, minced fine
- 4 clovesgarlic — minced
- 2 tbspfish sauce — the source of the fish allergen
- 1 tbspbrown sugar — or coconut sugar
- 1 tbspneutral oil
- 1 tspground turmeric
- 1shallot — grated
- 1lime — zest and juice, to finish
- ½ tspblack pepper
Method
- 01
Whisk the lemongrass, garlic, fish sauce, sugar, oil, turmeric, shallot, and pepper into a paste. Toss the chicken chunks through it and marinate at least 20 minutes, or overnight in the fridge if you can.
- 02
Shake off excess marinade and arrange the chicken in a single layer in the basket, leaving gaps. Crowding steams instead of caramelizing.
- 03
Air fry at 380°F for 18 minutes, flipping halfway, until the edges are lacquered and the thickest piece reads 175°F.
- 04
Tip onto a plate, hit it with lime zest and a squeeze of juice, and serve over rice or rice noodles.
Nutrition · per serving
310 cal / 33g protein / 15g fat / 8g carbs
Estimated. Values vary by brand and portion.
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Common questions
- What temperature and how long for lemongrass chicken in the air fryer?
- Air fry the marinated thigh chunks at 380°F for 18 minutes, flipping halfway, until the edges are lacquered and the thickest piece reads 175°F.
- Why isn't my air fryer lemongrass chicken caramelizing?
- Shake off excess marinade and arrange the chicken in a single layer with gaps between pieces. Crowding the basket steams the chicken instead of letting the edges caramelize.
- Which part of the lemongrass do you use for this recipe?
- Use only the tender inner core, minced fine. The woody outer layers never soften and leave splinters in an otherwise tender bite.
- Can I make lemongrass chicken without fish sauce?
- Fish sauce is the savory backbone here and there's no swap that tastes like the real thing, so it's non-negotiable for flavor. It's also the recipe's one flagged allergen (fish), so check labels if that's a concern.
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