Cajun Prawns Stew
Peer reviewed by UK recipe editorsAuthored by UK recipe editorsOriginally published 17 Jan 2026
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This aromatic Cajun prawn stew brings the deep, soulful flavours of Louisiana home cooking to your kitchen. The secret to this high-protein dish lies in the traditional roux, which is slowly darkened until it reaches a rich, chocolatey hue. This base provides a complex, nutty depth that perfectly complements the sweetness of the large prawns and the gentle heat of the cayenne pepper.
Ideal for a nutritious weekday dinner, this seafood stew is packed with lean protein and savoury vegetables including the classic Cajun 'holy trinity' of onion, celery and green pepper. Serve it over a generous portion of steamed white rice to soak up the fragrant, thickened sauce. It is a comforting yet healthy meal that is sure to become a household favourite.
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Ingredients for Cajun Prawns Stew
2 tablespoons vegetable oil
60ml plain flour
1 medium onion, chopped
1 small celery rib, finely chopped
80g finely chopped green pepper
240ml bottled clam juice (8 fluid ounces)
180ml water
1/4 teaspoons salt
1/4 teaspoons cayenne
575g peeled and deveined large prawns (21 to 25 per pound)
1/3 cup thinly sliced spring onion greens
Accompaniment: white rice
How to make Cajun Prawns Stew
Stir together oil and flour in a 10-inch heavy skillet (preferably cast-iron) with a metal or wooden spatula, then cook over moderate heat, scraping back and forth constantly, until roux is the colour of light milk chocolate, 10 to 12 minutes.
Add onion, celery, and pepper and cook, scraping back and forth occasionally, until pepper is softened, about 8 minutes. Stir in clam juice, water, salt, and cayenne and simmer, stirring occasionally, until liquid is thickened, 8 to 10 minutes. Stir in prawns and simmer, stirring occasionally, until prawns is just cooked through, 3 to 4 minutes. Stir in spring onion greens and salt to taste.
Disclaimer
While every effort has been made to ensure the information is accurate and up to date, individual needs may vary and dietary requirements can differ based on personal health conditions. Always check food labels and allergen information before preparing or consuming any recipe. If you have specific health concerns, allergies, intolerances, or are following a medically prescribed diet, seek advice from your GP, pharmacist, or a registered dietitian before making significant changes to your diet or lifestyle.
Article history
The information on this page is peer reviewed by qualified clinicians.
17 Jan 2026 | Originally published
Authored by:
UK recipe editors
Peer reviewed by
UK recipe editors

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