Spicy Shrimp Tacos with Avocado Salsa & Sour Cream Cilantro Sauce

Name: Spicy Shrimp Tacos with Avocado Salsa & Sour Cream Cilantro Sauce
Prep time: 10 min
Cook time: 5 min
Total time: 15 min
Cuisine: Mexican
Ingredients: 20 medium shrimp (peeled and deveined); 1 1/2 tablespoon olive oil; 1 clove garlic (minced); 1/2 teaspoon ground cumin; 1/2 teaspoon chili powder; 1/4 teaspoon onion powder (optional); 1/4 teaspoon kosher salt; 1 tablespoon olive oil; squeeze of lime (optional); 1 tomato (seeded and chopped); 1 avocado (peeled, seeded and cut into chunks); 1 jalapeno (seeded and chopped); 1/2 teaspoon salt; 1/4 teaspoon black pepper; 1 tablespoon fresh lime juice (from half a lime); 1/4 cup loosely packed fresh cilantro leaves (coarsely chopped); 1/4 cup sour cream; 2 tablespoons finely chopped cilantro; 1 tablespoon fresh lime juice; 6 small flour tortillas (corn tortillas can also be used)