Lobster Bisque

Lobster bisque is a refined shellfish soup known for its intense seafood flavour and smooth, creamy body. Its character comes from extracting flavour from the lobster shells, then layering that stock with softened aromatics, tomato purée, herbs and a small splash of brandy. Straining is essential to the style, giving the soup its polished, velvety finish while keeping the flavour concentrated. Double cream softens the savoury depth without masking the lobster, and the reserved meat turns it into a generous bowl rather than a simple starter. Serve it hot as an elegant lunch or first course, with the heat kept gentle once the cream is added.
Cuisine style American seafood restaurant-style
Cooking style Make-ahead friendly
Time commitment Under 2 hours

Why this recipe works

  • Deep shellfish flavour: Simmering the cracked lobster shells with onion, carrot, celery, garlic and herbs gives the bisque a concentrated seafood base.
  • Velvety finish: Blending, straining and finishing with double cream creates the smooth, luxurious texture expected from a classic bisque.
  • Classic bisque method: The shells are used to build the stock, while the cooked lobster meat is reserved and added at the end so it stays tender.

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Timing notes

  • Allow time for the shell stock: Most of the time is spent simmering and straining the lobster base, so have the aromatics chopped before you start.
  • Finish just before serving: Add the cream and lobster meat at the end, warming gently so the soup stays smooth and the lobster remains tender.

Ingredient notes

  • Use the shells for depth: The shells are essential to the flavour of the bisque; cracking them helps the stock extract more shellfish character.
  • Choose good brandy or sherry: Brandy adds warmth and depth, while dry sherry gives a slightly sweeter, nutty finish.
  • Double cream gives body: Double cream helps create the bisque’s rounded texture, but it should be warmed gently rather than boiled.

Common mistakes

  • Boiling after adding cream: Keep the heat low once the double cream is added, as boiling can split the soup and make the texture less smooth.
  • Overcooking the lobster meat: The lobster meat is already cooked, so it only needs a brief warm-through at the end.
  • Skipping the strain: Straining removes shell fragments and fibrous solids, giving the bisque its refined, silky consistency.

Make-ahead tips

  • Make the base in advance: The strained bisque base can be prepared ahead, then finished with cream and lobster meat shortly before serving.
  • Reheat gently: Warm the bisque over a low heat, stirring often, and avoid boiling once the cream has been added.

Equipment you'll need

Ingredients
Instructions
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  1. Bring a large stockpot of water to a lively simmer. Add the lobsters and cook for 8 to 10 minutes until bright red and just cooked through. Lift out, cool until you can handle them, then remove the meat and keep it covered; crack the shells and set them aside.
  2. Finely chop the onion, carrot and celery, and crush the garlic. Melt the butter in the stockpot over a medium heat, then cook the vegetables with a pinch of the salt for 8 to 10 minutes until softened but not browned. Stir in the garlic for 1 minute until fragrant.
  3. Stir in the tomato purée and cook for 2 minutes to take the raw edge off. Add the lobster shells, then pour in the brandy and let it bubble for 1 to 2 minutes. Add the bay leaves, thyme and water, scraping the base of the pot to lift any flavour.
  4. Bring to a gentle simmer, then cook for 35 minutes, skimming any foam if needed. The liquid should reduce slightly and smell deeply of lobster. Remove from the heat and fish out the bay leaves and thyme sprigs.
  5. Blend the soup until very smooth using an immersion blender. Strain through a sieve into a clean pot, pressing firmly to extract as much liquid as possible, then discard the solids. Return the strained bisque to a low heat.
  6. Stir in the double cream and warm gently for 3 to 5 minutes until steaming, but do not let it boil. Add the reserved lobster meat and warm through for 1 to 2 minutes. Season with the remaining salt and the black pepper, then ladle into bowls and serve hot.

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Recipe notes

Tips

  • For the smoothest bisque, blend thoroughly before straining, then pass it through the sieve a second time if you want a finer finish.
  • Keep the heat low after adding the double cream; boiling can cause the bisque to split and dull the flavour.
  • If serving to pregnant people, young children, older adults, or anyone immunocompromised, ensure the lobster is fully cooked and the bisque is reheated until piping hot.

Substitutions

  • Replace brandy with dry sherry for a slightly sweeter, nutty finish.
  • Replace fresh thyme with dried thyme for a similar herbal note.

Storage

  • Refrigerate up to 2 days
  • Cool quickly, then refrigerate in a sealed container. Reheat gently in a saucepan over a low heat until piping hot, stirring often; avoid boiling once the double cream is in.

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Recipe overview

  • Servings: 2 servings
  • Total time: 1h 30min (35min active)
  • Difficulty: Advanced
  • Cuisine: American
  • Allergens:
    Celery Crustaceans Milk

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