In a blender or food processor, grind 3 cups pork rinds until fine.
3 cups pork rinds
Gather three medium mixing bowls for breading. Fill first bowl with ½ cup coconut flour, second bowl with beaten 4 large eggs, and third bowl with ground pork rinds.
½ cup coconut flour, 4 large eggs, 3 cups pork rinds
Dip 3 3-ounce fish filets in coconut flour until covered completely.
3 3-ounce fish filets
Dip fish in egg until saturated.
Return to flour.
Return to egg wash and coat.
Place in pork rinds and bread until completely covered.
Add 2 cups avocado oil to a deep frying pan and turn on medium-high heat. Use a meat thermometer to check temperature.
2 cups avocado oil
When oil reaches 350 degrees F / 177 C, place fish filets one at a time into the pan and fry for 2 to 3 minutes. Use tongs to flip fish and cook for an additional 3 to 4 minutes until golden brown.
Remove fish and let drain on a plate with paper towels.
Combine 1 tablespoon mayonnaise with 1 teaspoon sriracha or chili paste, and serve with fried fish.
1 tablespoon mayonnaise, 1 teaspoon sriracha or chili paste