Mexican Shrimp Cocktail

Ingredients (12)

• 1 pound medium shrimp , raw or cooked
• Kosher salt
• 1 cup chopped red onion
• 1 cup peeled, diced cucumber
• 1/2 cup chopped celery
• 1 jalapeno , minced
• 1 ( 15 - ounce) can whole peeled tomatoes , chopped OR 1 1/2 cups chopped fresh tomatoes
• 1/2 cup ketchup
• 1/4 cup chopped cilantro
• 2 tablespoons lime juice
• 1 to 4 tablespoons hot sauce , such Crystal or Tabasco, to taste
• 1 avocado, cut into chunks