Combine ingredients for remoulade and mix well. In a large bowl, combine ½ cup remoulade, lemon, egg and seasoning and mix well.
Add Catfish and Panko bread crumbs.
Form into 4 patties and set aside. Heat a large nonstick skillet with oil over medium high heat.
Add patties and cook for 4 minutes, then flip.
Cook for 5 more minutes or until the patty is heated and cooked thoroughly and golden brown.
Serve on a brioche bun with lettuce, tomato and remoulade sauce.