Piri Piri Grilled Shrimp

Name: Piri Piri Grilled Shrimp
Ingredients: 1 can unsweetened coconut milk; 1 tablespoon finely chopped garlic; 3 finely chopped bird chiles; 1 lime, zested; 1/2 teaspoon paprika; 1 pound large shrimp, cleaned with tail; Wooden skewers, soaked overnight; Salt and freshly ground black pepper, to taste; 1/4 cup vegetable oil; Mango Dipping Sauce, recipe follows; 1 cup red wine vinegar; 1/2 cup sugar; 1/2 mango, pureed; 1 lime, juiced; 1/2 red bell pepper, small dice; 1/2 green bell pepper, small dice