Southern fried catfish
Crispy, buttermilk‑marinated catfish with a golden maize‑meal crust — pub‑style fried fish that’s juicy inside and gloriously crunchy outside.
This is the South on a plate — crunchy maize‑meal crust, tangy buttermilk and juicy catfish. It’s the kind of dish that vanishes at a weekend lunch and gets asked for again come supper.
Make it for a relaxed midweek feast or a lively gathering; pair with chips, slaw or a simple green salad. The trick is a short buttermilk soak and the right oil temperature for that perfect snap.
Ingredients
- 800 g catfish fillets
- 300 ml buttermilk
- 1 egg — large
- 100 g plain flour
- 150 g fine maize meal — or fine polenta
- 25 g cornflour
- 10 g smoked paprika — about 2 tsp
- 0 g cayenne pepper — about 1/4 tsp; increase for more heat
- 5 g garlic powder — about 1 tsp
- 5 g onion powder — about 1 tsp
- 10 g fine sea salt — about 2 tsp, divided
- 0 g black pepper — about 1 tsp, freshly ground
- 1 l sunflower oil — for frying
- 15 g fresh parsley — to garnish
- 1 lemon — cut into wedges to serve
Equipment
- deep‑fry thermometer
- wire rack
- slotted spoon or tongs
- shallow dishes for dredging
Instructions
Pat the catfish fillets dry with kitchen paper and trim any ragged edges so the pieces are an even thickness. Season both sides with 1 tsp fine sea salt and a little black pepper.
Whisk the buttermilk with the egg, half the smoked paprika (4 g), 1 tsp garlic powder and a pinch of cayenne in a shallow dish. Add the fillets, turning to coat. Cover and chill for 60 minutes.
While the fish marinates, mix the plain flour, fine maize meal and cornflour in a wide, shallow dish. Stir in the remaining smoked paprika, onion powder, remaining garlic powder, 1 tsp cayenne (optional), the rest of the fine sea salt and the black pepper. Use a fork to break up any lumps.
Pour the sunflower oil into a heavy‑based frying pan to a depth of about 2–3 cm. Heat gently then increase the heat until the oil reaches 175°C on a thermometer (or test by dropping a pinch of the dredge—if it sizzles immediately the oil is ready). Keep the temperature steady; adjust the heat as necessary.
Remove a fillet from the buttermilk, letting excess drip off. Dredge thoroughly in the maize‑meal mix, pressing gently so the coating adheres. Shake off any loose flour and set on a plate while you coat the others.
Fry the fillets in batches so the pan is not overcrowded. Cook each fillet 4 minutes on the first side, then carefully flip and cook a further 4 minutes until deep golden and the fish is opaque and flakes easily. Transfer to a wire rack set over a baking tray to drain.
Finish by sprinkling the fillets with chopped fresh parsley and a squeeze of lemon. Serve immediately while the crust is at its crispiest.
Tips
- Use a shallow dish for the dredge and a second for the marinade — it speeds coating and keeps your hands cleaner.
- If you don’t have a thermometer, drop a little dredge into the oil; it should sizzle immediately and colour after about 30–45 seconds.
- Keep finished fillets on a wire rack, not on kitchen paper — paper traps steam and softens the crust.
- Make ahead: you can dredge the fillets and keep them on a tray covered in the fridge for up to 2 hours; fry straight from chilled.
- Don’t discard the oil until cool — you can strain and reuse once for another frying, but don’t mix with fresh oil indefinitely.
Substitutions
catfish fillets → cod or haddock fillets, same weight
Stays closefine maize meal → polenta (medium) or coarse cornmeal, same weight — coarser meal gives a chunkier crust
Noticeably differentbuttermilk → 150 ml natural yoghurt mixed with 150 ml milk, same volume
Stays closesunflower oil → rapeseed oil, same quantity
Stays close
Nutrition
Per serving · estimated
- 650
- Calories
- 36 g
- Protein
- 54 g
- Carbs
- 32 g
- Fat
- 3 g
- Fibre
- 2 g
- Sugar
- 700 mg
- Sodium
FAQ
Can I bake the catfish instead of frying?
Yes — for a lighter version bake at 200°C fan/220°C conventional for 12–15 minutes on an oiled baking tray, turning halfway. The crust won’t be quite as crunchy as frying.
How do I tell when the fish is cooked through?
The flesh should be opaque and flake with a fork. If using a probe, aim for an internal temperature of about 63°C at the thickest point.
Why did my coating fall off?
Common causes: fillets were too wet, the dredge was applied too loosely, or oil was too cool so the crust didn’t set quickly. Pat the fish dry, press the coating on and keep the oil hot.
Can I reuse the frying oil?
Yes — once cooled, strain and store in a sealed jar in a cool, dark place for one reuse. Discard if it smells off or is very dark.
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