Cajun Shrimp Tacos with Mango Avocado Salsa

Name: Cajun Shrimp Tacos with Mango-Avocado Salsa
Ingredients: 1 lb. large shrimp, peeled and deveined; 1 1/2 tbsp. Cajun seasoning; 2 cloves garlic, minced; 1 tbsp. extra-virgin olive oil; kosher salt; Freshly ground black pepper; 1 tbsp. butter; 2 mangos, chopped (1 1/2 cups); 2 avocados, diced; Juice of 1 lime; 1/2 small red onion, chopped; 1 jalapeño, chopped (seeded for less heat); 1 tbsp. chopped fresh cilantro; 8 small corn tortillas; 2 c. shredded red cabbage (1/4 head); Lime wedges, for serving