Step 1

In a small bowl combine red onion, lime juice, olive oil, salt and pepper. Let them marinate at least 5 minutes to mellow the flavor of the onion.

Step 2

In a large bowl combine chopped shrimp, avocado, tomato, jalapeño.

Step 3

Combine all the ingredients together, add cilantro and gently toss. Adjust salt and pepper to taste.