In a large glass bowl, add shrimp, Nomad Chile Lime Seasoning, juice of 1/2 lime, garlic, and 1 Tablespoon of oil.
Season with sea salt and pepper to taste, then stir well to coat.
Allow to marinate @ 15 minutes.
Heat oil in a large skillet over medium heat. Add shrimp and cook until just pink, about 3-4 minutes.
In a very large bowl add cooked shrimp, diced avocado, cilantro, chili slices, juice of 1/2 lime, and remaining oil.
Gently stir to combine.
Add spoonfuls of the avocado shrimp mixture to the lettuce leaves as shown, drizzle with sour cream, and enjoy.