watermelon chutney

Ingredients

• 2 - peeled ripe mangoes, each cut into quarters
• 1 teaspoon olive oil
• 1 cup thinly vertically sliced onion
• 1 tablespoon minced peeled fresh ginger
• 1/3 cup cider vinegar
• 2 tablespoons brown sugar
• 2 tablespoons fresh lime juice
• 1/4 teaspoon sea salt
• 1/4 teaspoon ground red pepper
• 2 cups finely diced seedless watermelon (about 3/4 pound)
• 1 1/2 tablespoons chopped fresh cilantro
• 1 1/2 tablespoons chopped fresh mint sprigs, optional
• - lime wedges, optional