Mexican shrimp cocktail

Mexican Shrimp Cocktail Recipe
"My dad and husband always ask for it, but they usually only eat it around the holidays." »

Ingredients:

1/4 cup chopped Spanish onion
60 ml freshly squeezed lime juice
450 g cooked and chilled medium shrimp (peeled, deveined, and tails removed)
2 chopped plum tomatoes
1 finely chopped cucumber
1 finely chopped celery stalk
1 seeded and finely chopped jalapeño pepper
2 teaspoons salt