Rotisserie Chicken with Satay Sauce

Name: Rotisserie Chicken with Satay Sauce
Ingredients: 1 tablespoon good olive oil; 1 tablespoon dark sesame oil; 2/3 cup small-diced red onion (1 small onion); 1 1/2 teaspoons minced garlic (2 cloves); 1 1/2 teaspoons minced fresh ginger root; 1/4 teaspoon crushed red pepper flakes; 2 tablespoons good red wine vinegar; 1/4 cup light brown sugar, packed; 2 tablespoons soy sauce; 1/2 cup smooth peanut butter; 1/4 cup ketchup; 2 tablespoons dry sherry; 1 1/2 teaspoons freshly squeezed lime juice; 1 rotisserie chicken