- Shuck the oysters. Drain the shucked oysters in a fine mesh sieve and let sit until there is no liquid, about 5 minutes.
- In a large bowl, combine the lime, orange, and lemon juices. Add the drained oysters and let marinate for 5 minutes.
- Toss in the remaining ingredients and season to taste with salt and black pepper.
- Serve the oyster ceviche immediately with tortilla or potato chips alongside.