Authentic Mexican Shrimp Cocktail (Coctel de Camarones estilo Mexicano)

⅓ cup Spanish onion, chopped

¼ cup freshly squeezed lime juice

1 pound chilled cooked medium shrimp - peeled, deveined, and tails removed

2 roma (plum) tomatoes, chopped

1 cucumber, finely chopped

1 stalk celery, finely chopped

1 jalapeno pepper, seeded and finely chopped

2 teaspoons salt

2 teaspoons ground black pepper

1 ½ cups chilled tomato and clam juice cocktail (such as Clamato®)

1 cup chilled ketchup (such as Heinz®)

1 bunch fresh cilantro - stems discarded and leaves chopped

2 tablespoons hot pepper sauce (such as Valentina®)

2 avocados - peeled, pitted, and chopped

Mix onion with lime juice in a small bowl and allow to stand for 10 minutes. Meanwhile, toss shrimp, roma tomatoes, cucumber, celery, jalapeno, salt, and black pepper in a bowl until thoroughly combined.

Whisk tomato and clam juice cocktail, ketchup, cilantro, and hot pepper sauce in a separate bowl; stir dressing into shrimp mixture. Gently fold in avocados. Cover and chill thoroughly, at least 1 hour.