Thai Curry Chicken

1 tablespoon rice bran oil 750 g chicken thigh fillets , trimmed & chopped 1 onion , brown, halved & sliced 2 tablespoons thai panang curry paste 2[...]

1 (14 ounce) can coconut milk 1 cup chicken broth 2 tablespoons fish sauce 2 tablespoons red curry paste (see note) 2 tablespoons light brown sugar 8 ounces[...]