Shrimp and Mango Ceviche

Name: Shrimp and Mango Ceviche
Ingredients: 1 cup fresh lime juice (8 to 9 limes); Juice of 1 orange; 1 pound jumbo shrimp, peeled, deveined and cut into 1/4-inch dice; 1 jalapeño; 1/4 cup fresh cilantro, chopped; 1/4 cup green olives, chopped; 1 mango, diced; 1 tomato, diced; 1/2 red bell pepper, diced; 1/2 green bell pepper, diced; 1/2 small red onion, diced; 2 cloves garlic, grated; 1/3 cup olive oil; 1 avocado, diced; Kosher salt and freshly ground black pepper