Roasted Sesame Chicken

1 (3 pound) roasting chicken
1/4 teaspoon salt
1/4 teaspoon black pepper
1 medium onion, quartered
1/2 lemon
1/4 cup dark soy sauce
1/4 cup toasted sesame oil

Heat oven to 450 degrees F.

Wash chicken thoroughly and pat dry. Season cavity with salt and pepper, and stuff with onion quarters and half of a lemon. Brush skin with soy sauce and sesame oil. Bake for 15 minutes, then reduce the temperature to 350 degrees F. Bake for 1 hour and 15 minutes, or until juices run clear. Allow to rest for 20 minutes before carving.