Tel Koi is a treasured Bengali fish preparation where fresh koi fish is cooked slowly in a bold mustard oil gravy until the curry turns rich, glossy and deeply flavourful. This comforting dish is a regular feature in many Bengali homes and is best enjoyed with hot steamed rice for a satisfying afternoon meal. Though simple in appearance, it carries the unmistakable warmth and character of traditional Bengali cooking.
Koi fish, also called climbing perch, is prized for its firm texture and naturally rich taste. In Bengal, the fish is usually purchased live to preserve its freshness and authentic flavour. Preparing it requires patience, as the fish has a slippery coating that needs proper cleaning before cooking. Once prepared, the fish absorbs the spicy gravy beautifully while still holding it meaty texture.
What makes Tel Koi special is its heavy use of mustard oil, which gives the curry its sharp aroma and signature taste. The words “tel” means oil, and the dish gets its name from the layer of flavourful oil that rises to the top after slow cooking. Every Bengali household has its own version- some make it fiery and intense, while others keep it light and homely. This variety has turned Tel Koi into more of cooking style than a single fixed recipe.
This dish perfectly represents Bengal’s love for fish-based meal that balance heat, richness and simplicity. Whether prepared for an everyday lunch or served to special guests, Tel Koi always brings a comforting homemade touch to the table.
Ingredients
For Masala Paste:
1 tbsp Ginger, chopped
5-6 nos. Green chili, sliced
1 no. Tomato, chopped
400 gm Koi Fish or Climbing Perch
1 cup Mustard Oil
Salt to taste
2 tsp Turmeric powder
1/2 tsp Nigella seeds
2 nos. Whole Red Chili
1 cup Onion Paste
1/2 tsp Cumin powder
1 tsp Coriander Powder
1 tsp Kashmiri Red Chili Powder
1 tbsp Red Chili Paste/ Spicy Red Chili powder
4 nos. Green Chili, slitted
Preparation
For Masala Paste:
- Step 1: In a grinder, add chopped ginger, sliced green chili and chopped tomato and blend along with some water, until you get a smooth paste.
For Tel Koi:
- Step 2: Marinate the koi mach with 1 tsp turmeric and 1 tsp salt and leave the marinated fish for 30 minutes.
- Step 3: Heat mustard oil in a wok and wait for it to turn pale yellow and smokes gently. Once it smokes, lower the heat and wait for the smoke to subside and add the fish and fry each side till its golden. Once done remove the fish from the wok and keep aside.
- Step 4: Now temper the remaining oil with nigella seeds and dry red chili. Add the onion paste and fry for 8-10 minutes on medium heat.
- Step 5: Add turmeric powder, cumin powder, cumin powder, coriander powder and Kashmiri chili powder, sauté for 4-5 minutes on medium heat.
- Step 6: Add red chili paste and sauté for another 4-5 minutes on medium heat. Add the prepared masala paste and sauté for 6-8 minutes on medium heat or until oil begins to separate from the masala.
- Step 7: Add water and salt to taste, stir to combine and simmer for 7-8 minutes.
- Step 8: Then add fried fish and slitted green chilies, cover and cook for 5 minutes on low heat.
- Step 9: Serve Tel Koi hot with plain rice. Enjoy!!
About Me
DEBJANI MONDAL
Welcome to Kitchenstagram, the home of delicious recipes, culinary inspiration and cooking adventures. I’m Debjani and I’m thrilled to be your guide through the wonderful world of food. I’m a self-taught professional baker, home chef, recipe developer, author of Kitchenstagram and an aspiring YouTuber.
My passion for food and cooking began at a very young age, when I would watch my mom and dad cook for me and my brother. My dad, in particular is a great cook whose culinary skills made a lasting impression on me. My dad would cook up a storm on special occasions by cooking variety of dishes, from delicious biriyani to samosa, fish fry, rasgullas and kachoris (sweet & spicy deep fried pastry with filling of lentils, meat or fish…>>>>>
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