Lacquered Chicken

1 tablespoon vegetable oil
1 (2 pound) whole chicken
3 very large onions, peeled and chopped
5 large tomatoes, chopped
1 medium orange, unpeeled, seeded, chopped
1 teaspoon granulated sugar
1 teaspoon salt
1/8 teaspoon pepper
1/2 cup water
1 bouillon cube, crumbled
3 heaping tablespoons red currant, raspberry or red grape jelly
1/4 cup sweet sherry

In a medium skillet, over medium high heat, heat the oil and saut