Soup · Main Course · Asian · Dinner ·

Silky Laos Khao Piak Sen with Fresh Herbs

Name: Silky Laos Khao Piak Sen with Fresh Herbs
Prep time: 50 min
Cook time: 150 min
Total time: 200 min
Yield: 4 servings
Cuisine: Soup
Ingredients: 8 cups chicken broth; 1 lemongrass stalk, Cut into 2-inch pieces and smashed; 3 kaffir lime leaves; 4 slices fresh ginger; 2 tablespoons fish sauce; Salt, to taste; 2 cups rice flour; 1 cup tapioca flour; 1 cup boiling water; 2 chicken breasts, boneless; 1 tablespoon soy sauce; 1 teaspoon vegetable oil; 1 cup bean sprouts; 1/2 cup green onions, chopped; 1/2 cup cilantro, chopped; 1 lime, cut into wedges; 1 fresh chili, sliced

Khao Piak Sen, a traditional Laos noodle soup, is renowned for its silky broth and chewy rice noodles. Perfect for a warm, comforting meal.

4.1(420 reviews)

·By Ethan Brooks·September 7, 2025

Silky Laos Khao Piak Sen with Fresh Herbs — Soup served and photographed from above

Prep

50 min

Cook

2 h 30 min

Difficulty

Intermediate

Serves

Ingredients

Servings

For the Broth

For the Noodles

For the Chicken

For Garnishing

Nutrition

Per serving

Calories: 488 kcal
Protein: 23 g
Carbs: 84.75 g
Fat: 3.63 g
Fiber: 2.75 g

Whole recipe

Total

Calories: 1952 kcal
Protein: 92 g
Carbs: 339 g
Fat: 14.5 g
Fiber: 11 g

Breakdown by ingredient▾

Ingredient	Cal	P	C	F	Fib
8 cups chicken broth	120	8	0	4	0
1 lemongrass stalk Cut into 2-inch pieces and smashed	5	0	1	0	0
3 kaffir lime leaves	1	0	0	0	0
4 slices fresh ginger	5	0	1	0	0
2 tablespoons fish sauce	10	2	0	0	0
Salt to taste	0	0	0	0	0
2 cups rice flour	880	12	200	2	4
1 cup tapioca flour	480	0	120	0	0
1 cup boiling water	0	0	0	0	0
2 chicken breasts boneless	330	66	0	4	0
1 tablespoon soy sauce	11	1	1	0	0
1 teaspoon vegetable oil	40	0	0	4.5	0
1 cup bean sprouts	31	3	6	0	2
1/2 cup green onions chopped	9	0	2	0	1
1/2 cup cilantro chopped	2	0	0	0	1
1 lime cut into wedges	20	0	7	0	2
1 fresh chili sliced	8	0	2	0	1

These are estimates, not dietary advice.

Preparation

Get these tasks done before you start cooking.

Marinating the Chicken

1
Slice the chicken breasts
Slice the chicken breasts into thin strips.
2
Combine marinade
Combine with soy sauce and vegetable oil in a bowl.
3
Marinate
Allow to marinate in the fridge for at least 30 minutes.

Preparing the Noodles

1
Mix the flours
Mix rice flour and tapioca flour in a large bowl.
2
Add boiling water
Gradually add boiling water while stirring to form a dough.
3
Knead and rest the dough
Knead for about 5 minutes until smooth, allow to rest for 15 minutes.
Tip: Knead the noodle dough well to achieve perfect chewiness.

How to Make Silky Laos Khao Piak Sen with Fresh Herbs

Total time: 3 h 20 min · Yields 4 servings

1
Simmering the Broth
Bring the chicken broth to a boil, then add lemongrass, kaffir lime leaves, ginger, fish sauce, and salt. Simmer for 1 hour.
2
Cooking the Chicken
In a separate pan, sauté the marinated chicken until fully cooked.
3
Preparing the Noodles
Roll out the dough and cut into strips. Boil in a large pot until they float to the surface, about 3-5 minutes.