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Hot and Sour Mushroom Soup

Hot and Sour Mushroom Soup

Origin: LaotianPeriod: Traditional

Hot and Sour Mushroom Soup is a traditional Laotian clear broth preparation distinguished by its characteristic balance of sharp acidity and subtle sweetness, achieved through the interplay of lemon juice and sugar. The soup belongs to the broader family of Southeast Asian hot and sour broths, which rely on a clarified or lightly simmered base rather than cream or starch thickeners, placing it firmly within the consommé tradition. Mushrooms serve as the primary aromatic and textural component, contributing an earthy depth to the otherwise delicate, translucent broth.

Cultural Significance

Hot and sour flavor profiles hold deep culinary importance throughout Laos and the broader Mekong region, where the pairing of souring agents with savory broths reflects both practical preservation traditions and a deeply embedded aesthetic preference for complex, layered tastes. This style of soup is commonly prepared in domestic and communal settings, particularly as a restorative dish consumed during meals or as a remedy during illness. The specific cultural lineage of this recipe within Laotian cuisine remains incompletely documented in Western culinary literature.

vegetariannut-free
Prep35 min
Cook45 min
Total80 min
Servings4
Difficultyintermediate

Ingredients

  • c vegetable stock
    3 unit
  • ts pepper sauce
    1 unit
  • Inch lemon grass -- finely chopped into rings
    1 unit
  • kaffir lime leaves -- roughly torn into three
    3 unit
  • 1 unit
  • 2 unit
  • Oyster Mushrooms -- coarsely separated -OR- button Mushrooms
    2 oz
  • sm Fresh red or green chilis - (more if desired) -- crushed to split open
    2 unit

Method

1
Prepare the mushrooms by wiping them clean and slicing them into uniform pieces, ensuring even cooking throughout the soup.
5 minutes
2
Bring 4 cups of clear broth or water to a boil in a medium saucepan over medium-high heat.
5 minutes
3
Add the sliced mushrooms to the boiling broth and reduce heat to a gentle simmer, allowing the mushrooms to release their flavors into the stock.
8 minutes
4
Stir in the sugar and allow it to dissolve completely, tasting the broth to ensure a subtle, balanced sweetness.
2 minutes
5
Add the lemon juice gradually, stirring and tasting as you go to achieve the characteristic hot and sour balance of the soup.
2 minutes
6
Season the soup with salt and any additional aromatics such as chili, lemongrass, or galangal if desired, then simmer for a few more minutes to meld the flavors.
5 minutes
7
Taste and adjust the seasoning, adding more lemon juice for acidity or sugar for sweetness until the desired flavor balance is achieved.
2 minutes
8
Ladle the soup into bowls and serve immediately while hot, garnishing with fresh herbs such as cilantro or green onions if desired.

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