- 2 pounds limes, juiced
- 2 pounds swai fish
- 1 pound Roma tomatoes, chopped
- 1 large red onion, chopped
- 1 bunch cilantro, chopped
- 1 serrano chile peppers, or more to taste (optional)
- sea salt and ground black pepper to taste
- Pour lime juice into a large bowl.
- Process swai fish in a food processor until pureed and mushy; transfer to lime juice, stirring until all fish is covered in juice. Add tomatoes to fish mixture.
- Blend red onion, cilantro, and serrano chile peppers in a blender until desired consistency is reached; spoon into fish mixture. Season mixture with salt and black pepper. Cover bowl with aluminum foil.
- Refrigerate until fish is tender and “cooked”, at least 2 hours.