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Phở Gà — Authentic Vietnamese Chicken Noodle Soup

E
By Emma Delacourt · August 2, 2026 · 14 min read
Phở Gà — Authentic Vietnamese Chicken Noodle Soup
Reader Rating★★★★★
Total Time1h 45min
Servings4 servings

Phở gà is northern Vietnam’s answer to comfort food: a crystal-clear chicken broth scented with charred ginger, star anise, and coriander seed, ladled over silky rice noodles and topped with poached chicken. Unlike its beef sibling phở bò that simmers for hours, phở gà is ready in about 90 minutes because chicken bones give up their flavor faster than beef marrow. The trick is not a long cook. It is the char.

A steaming bowl of pho ga with rice noodles, shredded chicken, Thai basil, and lime
Phở gà, Vietnam’s clear chicken noodle soup, built on charred ginger and toasted spices.

Phở gà is a Vietnamese chicken noodle soup built from a bare-simmered stock at 185-195°F / 85-90°C infused with charred aromatics and toasted whole spices. Cook a whole chicken in the pot to build the broth and the topping at once, ladle over rice noodles, finish with herbs, bean sprouts, and lime. Ready in 90 minutes, serves 4.

Prep
15 min
Cook
90 min
Yield
4 bowls
Serves
4
Per bowl
485 cal

Why phở gà tastes different from other chicken soups

Western chicken soup starts from raw aromatics. Phở gà starts from blackened ones. The signature comes from two techniques Western recipes skip entirely: charring the ginger and yellow onion directly over an open flame until the skin blisters, and dry-toasting whole warm spices before they hit the water. Skip either and you have chicken soup with anise in it, not phở.

Charring the aromatics triggers Maillard reactions on the sugars in the ginger and onion skins, generating pyrazines and thiazoles — the exact aromatic compounds that give phở its smoky, savory backbone. Boiling raw ginger produces none of these. This is why the char step is non-negotiable.

The char: the technique that makes it phở

Hold onion and ginger halves with tongs directly over a gas burner until the skins are blackened on all sides, 3 to 4 minutes per side. No gas flame? Broil on the highest rack at 550°F / 288°C for 6 to 8 minutes, turning once. Rinse the loose char off under cold water — you keep the aromatic depth but drop the bitter carbon.

Do not peel the ginger or the onion before charring. The papery skins hold the pigments that give phở gà its warm amber color. Rinse the loose ash off after charring and simmer everything whole in the pot.

Ingredients and equipment

Phở gà is a ratio, not a shopping list. For every 4 quarts of water you need one 3 to 3.5 lb whole chicken, one whole yellow onion, a 3-inch knob of ginger, and a modest spice bouquet. Everything else is garnish. The whole bird gives you both the broth and the topping in a single cook.

Ingredients · serves 4

For the broth

  • 1 whole chicken (3-3.5 lb), preferably with feet
  • 1 large yellow onion, unpeeled, halved
  • 3-inch piece ginger, unpeeled, halved lengthwise
  • 4 whole star anise pods
  • 1 tbsp coriander seed
  • 6 whole cloves
  • 1 small cinnamon stick or cassia bark
  • 4 quarts cold water (for the second cook)

For seasoning

  • 1 tbsp rock sugar (or 2 tsp granulated)
  • 1½ tbsp fish sauce, plus more to taste
  • Kosher salt to taste
  • 14 oz dried banh pho rice noodles (medium)

To serve

  • Bean sprouts (raw), Thai basil, cilantro
  • Sawtooth herb if available
  • Lime wedges
  • Sliced red chili, sliced scallion
  • Hoisin sauce and sriracha (Saigon style, optional)

Method, step by step

Total active time is about 15 minutes across a 90-minute cook. Start with the char while the water heats. Toast the spices while you skim. Cook the noodles right at the end. Nothing overlaps in a stressful way if you follow the order.

  1. Char the aromatics.Hold onion and ginger over a gas flame or broil at 550°F / 288°C for 6-8 minutes until blackened. Rinse loose char under cold water.
  2. Toast the spices.Dry-toast star anise, coriander, cloves, and cinnamon in a small skillet over medium heat for 60-90 seconds until fragrant. Bundle in cheesecloth or a spice bag.
  3. Parboil the chicken.Put the chicken in a stockpot, cover with cold water, bring to a hard boil for 3 minutes. Drain, rinse both the chicken and the pot to clear the initial scum. Return the bird to the clean pot with 4 quarts fresh cold water.
  4. Build the broth.Add charred onion, charred ginger, and the spice bundle. Bring to a boil, then immediately drop to a bare simmer at 185-195°F / 85-90°C. Skim any grey foam constantly for the first 15-20 minutes.
  5. Simmer 45 minutes.The chicken is done when a thermometer in the thigh reads 165°F / 74°C. Remove the whole bird to a plate and let it cool. Continue simmering the broth for another 30 minutes to concentrate.
  6. Shred the chicken.Once cool enough to handle, pull the meat off in long strips. Vietnamese cooks tear rather than slice — the ragged surfaces catch broth better.
  7. Season the broth.Remove the spice bundle and aromatics. Stir in rock sugar and fish sauce. Taste. Add salt in small pinches. Aim for savory-sweet, not salty.
  8. Cook the noodles separately.Boil rice noodles per package directions (usually 5-7 minutes). Rinse briefly under cold water to stop the cook and remove surface starch. Divide among 4 warmed bowls.
  9. Assemble and serve.Top noodles with shredded chicken and sliced scallion. Ladle boiling-hot broth over the top. Serve immediately with the garnish plate on the side — each diner builds their own.
Bare simmer, never boil. Above 200°F / 93°C vigorous bubbling emulsifies rendered fat back into the broth, turning it cloudy in minutes. Below 195°F the broth stays translucent. This is a visual, not a taste, difference — but phở gà is judged by its clarity in Vietnam.

Timing and temperature table

StageTimeTarget temperature
Char aromatics6-8 minDirect flame or broil 550°F / 288°C
Toast spices60-90 secMedium heat, dry pan
Parboil chicken (discard water)3 min212°F / 100°C rolling boil
Simmer with chicken45 min185-195°F / 85-90°C bare simmer
Broth reduction (after chicken out)30 min185-195°F / 85-90°C
Chicken doneness (in thigh)165°F / 74°C
Noodle cook5-7 minRolling boil, separate pot

Fixing cloudy, flat, or thin broth

Phở gà goes wrong in predictable ways. Almost every mistake traces back to two things: temperature control and skipping the char. Fix these and the recipe is forgiving.

01
Cloudy broth. You boiled instead of simmered. Once vigorously bubbled, the broth cannot be re-clarified without an egg-white raft. Prevent next time by dropping to a bare simmer immediately after the initial boil.
02
Flat, chicken-soup taste. Ginger and onion were not charred aggressively enough. Both should be visibly blackened, not just softened. A pinch of MSG (1/4 tsp) at the end can bridge the gap while you learn.
03
Thin, watery broth. Not enough collagen. Add 1 lb of chicken wings or feet next time. Feet are the pho secret weapon — they give the silky mouthfeel restaurant versions have.
04
Too salty. Fish sauce brands vary widely in salt content. Add fish sauce in half-tablespoon increments and taste each time. Never add all at once.
05
Spice-forward, not chicken-forward. Reduce the spice bundle: 3 star anise instead of 4, 4 cloves instead of 6. Aromatics should perfume, not dominate.

Garnishes and the northern vs southern debate

The garnish plate is half the dish, not decoration. Northern Hanoi-style service keeps things spare: scallion, cilantro, a squeeze of lime, chili on the side. Southern Saigon-style piles on Thai basil, sawtooth herb, mountains of bean sprouts, and diners squirt hoisin and sriracha directly into the bowl. Both are correct.

Hanoi (northern)

Clear broth focus. Sliced scallion, cilantro, and lime only. Hoisin stays on the side for dipping chicken pieces, never in the broth. The star is the stock itself.

Saigon (southern)

Herb-forward and customizable. Full garnish plate with Thai basil, sawtooth herb, bean sprouts, chili. Hoisin and sriracha swirled directly into the broth. Sweeter, louder, more flexible.

Boneless-thigh shortcut

Swap the whole bird for 2 lb bone-in thighs plus 1 lb wings. Cuts cook time to 40 minutes total but keeps collagen levels high. Best weeknight option.

Instant pot version

Char aromatics on stovetop first, then transfer everything to the Instant Pot with 3 quarts water. Pressure cook 25 minutes, natural release. Slightly less clear but a full hour faster.

❄️
Refrigerator
Broth keeps 4 days in an airtight container. Fat solidifies on top for easy skimming. Store noodles and garnishes separately — noodles get mushy in stored broth.
🧊
Freezer
Broth freezes 3 months in quart containers. Portion small so you thaw only what you need. Reheat gently to a bare simmer, never microwave to a boil.
Make ahead
Broth improves overnight — flavors marry, fat lifts off cleanly. Make it Tuesday for a Friday dinner. Shred the chicken cold on the day, reheat both in the same pot.

Common questions

Can I use bone-in chicken thighs instead of a whole bird?

Yes. Swap for 2 lb bone-in, skin-on thighs plus 1 lb chicken wings or backs. The wings and backs are what give the broth its silky body — boneless breast alone yields thin, papery broth with no mouthfeel.

Why does my phở gà taste flat compared to restaurant versions?

Almost always: under-charred aromatics or under-toasted spices. Both should smell strongly aromatic before they hit the water. A pinch of MSG (1/4 tsp) or a splash of chicken bouillon at the end bridges the gap that most home cooks miss.

Can I make phở gà broth ahead of time?

Yes, and it improves overnight. Flavors marry and residual fat solidifies on top for easy skimming. Refrigerate up to 4 days, or freeze up to 3 months in quart containers. Cook the noodles fresh right before serving.

What is the difference between phở gà and phở bò?

Phở gà (chicken) simmers 90 minutes with a whole bird. Phở bò (beef) simmers 4-6 hours with beef bones and brisket. Same char-and-toast technique, same rice noodles, but chicken gives a lighter broth and beef gives a deeper one.

Do I really need star anise and cinnamon?

Yes. These two spices define phở’s signature warmth. Substituting or omitting them produces a chicken soup that will taste vaguely Asian but not specifically Vietnamese. Star anise is available in any grocery spice aisle.

Can I use pre-cooked rotisserie chicken?

Not for the broth — you need the whole raw bird to build stock. But you can use rotisserie chicken as the topping and build a shortcut broth from 6 cups of unsalted chicken stock with charred aromatics and toasted spices. Ready in 30 minutes.

Why do Vietnamese cooks tear the chicken instead of slicing?

Ragged surfaces catch more broth. A knife-cut slice has smooth walls that shed liquid; a torn strip has micro-crevices that hold onto seasoning. This is why hand-torn meat in Asian soups tastes different from the same meat sliced.

What can I do with the leftover broth?

Freeze it in ice cube trays for a quick soup base. Use as the braising liquid for chicken hearts or rice. Reduce it by half for a rich sauce over roasted vegetables. Phở gà broth is the most flexible chicken stock in the freezer.

Save this recipe for pho night

Pin it now so the ratio and troubleshooting chart are ready when the pot is on the stove.

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Phở Gà — Authentic Vietnamese Chicken Noodle Soup

Phở Gà — Authentic Vietnamese Chicken Noodle Soup

Northern Vietnam's clear chicken noodle soup built from a bare-simmered stock infused with charred aromatics and toasted whole spices

Prep time15 mins
Cook time1h 30min
Total1h 45min
Servings 4 servings
Course Main Course
Cuisine Vietnamese
Calories 485
Quantities:
  • 1 whole chicken 3-3.5 lb, preferably with feet
  • 1 large yellow onion unpeeled, halved
  • 3-inch piece ginger unpeeled, halved lengthwise
  • 4 whole star anise pods
  • 1 tbsp coriander seed
  • 6 whole cloves
  • 1 small cinnamon stick or cassia bark
  • 4 quarts cold water
  • 1 tbsp rock sugar or 2 tsp granulated
  • 1.5 tbsp fish sauce plus more to taste
  • Kosher salt to taste
  • 14 oz dried banh pho rice noodles medium
  • bean sprouts raw
  • Thai basil
  • cilantro
  • sawtooth herb if available
  • lime wedges
  • sliced red chili
  • sliced scallion
  • hoisin sauce and sriracha Saigon style, optional

Char the aromatics

1

Hold onion and ginger over a gas flame or broil at 550°F / 288°C for 6-8 minutes until blackened

2

Rinse loose char under cold water

Toast the spices

3

Dry-toast star anise, coriander, cloves, and cinnamon in a small skillet over medium heat for 60-90 seconds until fragrant

4

Bundle in cheesecloth or a spice bag

Parboil the chicken

5

Put the chicken in a stockpot, cover with cold water, bring to a hard boil for 3 minutes

6

Drain, rinse both the chicken and the pot to clear the initial scum

7

Return the bird to the clean pot with 4 quarts fresh cold water

Build the broth

8

Add charred onion, charred ginger, and the spice bundle

9

Bring to a boil, then immediately drop to a bare simmer at 185-195°F / 85-90°C

10

Skim any grey foam constantly for the first 15-20 minutes

Simmer the broth

11

Simmer for 45 minutes

12

The chicken is done when a thermometer in the thigh reads 165°F / 74°C

13

Remove the whole bird to a plate and let it cool

14

Continue simmering the broth for another 30 minutes to concentrate

Shred the chicken

15

Once cool enough to handle, pull the meat off in long strips

16

Vietnamese cooks tear rather than slice — the ragged surfaces catch broth better

Season the broth

17

Remove the spice bundle and aromatics

18

Stir in rock sugar and fish sauce

19

Taste and add salt in small pinches

20

Aim for savory-sweet, not salty

Cook the noodles

21

Boil rice noodles per package directions (usually 5-7 minutes)

22

Rinse briefly under cold water to stop the cook and remove surface starch

23

Divide among 4 warmed bowls

Assemble and serve

24

Top noodles with shredded chicken and sliced scallion

25

Ladle boiling-hot broth over the top

26

Serve immediately with the garnish plate on the side — each diner builds their own

  • stockpot
  • small skillet
  • cheesecloth or spice bag
  • gas burner or broiler
Servingper bowl
Calories485

Phở gà is a Vietnamese chicken noodle soup that is ready in about 90 minutes, serves 4, and is made with a whole chicken, rice noodles, and various spices and aromatics

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Emma Delacourt

Emma Delacourt

Recipe Developer & Founder, MeatRecipesBox

Emma has been developing and testing meat recipes since 2019. She focuses on temperature precision, food science, and making restaurant-quality results accessible for home cooks. Every recipe on this site is tested multiple times before publishing.

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