Mango Salsa 

1 tablespoon safflower oil
1 large onion
2 jalapeno, finely chopped
2 mangos, finely chopped
2 tomatoes
2 limes
1 tablespoon brown sugar
  pinch salt
  pinch black pepper

Heat the oil on medium-high in a small sauce-pan and cook the onion and chile until translucent and soft, about 5 min. Add the mangoes and tomatoes and simmer slowly under cover for another 30 minutes. Add the lime juice and sugar, season to taste. Enjoy hot or chilled.