01 -
Heat oil in a deep fryer or large saucepan to 375°F.
02 -
Combine cornmeal, granulated garlic, onion powder, cayenne pepper, salt, and white or black pepper in a bowl.
03 -
Pour buttermilk into a separate bowl for dipping.
04 -
Cut catfish fillets into manageable portions if needed.
05 -
Dip each fillet in buttermilk, then dredge thoroughly in the cornmeal mixture.
06 -
Fry coated fillets in batches until golden brown and crispy, about 3 to 4 minutes per side.
07 -
Place fried catfish on a wire rack to drain excess oil and serve immediately with spicy tartar sauce.
08 -
Combine mayonnaise, diced onion, prepared mustard, hot pepper relish, granulated garlic, hot sauce, salt, and pepper in a bowl; mix well and refrigerate until serving.