- Wash the catfish fillets and pat completely dry with paper towels. 
- Grind the wheat flakes cereal and combine with paprika, cayenne pepper, black pepper, white pepper, thyme, salt, onion powder, and garlic powder in a bowl. 
- Pour the seasoning mixture onto a piece of foil or wax paper. 
- Dip each fillet into the seasoning mixture, coating both sides evenly. 
- Heat oil in a heavy cast iron frying pan over medium-high heat. 
- Fry the seasoned fillets for 2 minutes on each side until golden brown and crispy. 
- Transfer fillets to a plate lined with paper towels, cover with another paper towel, and pat to remove excess oil.