Chipotle Shrimp Quesadillas with Pineapple Salsa

Name: Chipotle Shrimp Quesadillas with Pineapple Salsa
Ingredients: 1 1/2 pounds large shrimp, peeled and deveined; Kosher salt; 3 tablespoons vegetable oil; 2 tablespoons chopped and mashed canned chipotle chile peppers in adobo sauce (1 to 2 chipotles); 2 tablespoons fresh orange juice; 1 heaping cup diced fresh pineapple (about 1/3 pineapple); 1/2 cup fresh cilantro, chopped; 1/4 white onion, finely chopped; 2 tablespoons fresh lime juice; 8 6-inch flour tortillas; 2 cups shredded pepper Jack cheese (about 8 ounces); 1 avocado, sliced