1/3 cup vegetable oil
    1/2 cup frozen cut green beans, thawed
    1 large onion, cut lengthwise into 1/4-inch thick strips
    1 medium potato, peeled and cut into 2-inch pieces
    5 fresh curry leaves
    1 teaspoon chili powder
    1 medium tomato, chopped
    1 teaspoon biryani masala powder
    1 cup uncooked basmati rice
    1 teaspoon salt
    1/2 cup fresh green beans, cut into 2-inch pieces
    2 cups water
    1 medium carrot, peeled and cut into 2-inch pieces
    1/2 cup chopped cilantro