Mustard-Topped Fish

Directions

1. 1
   Sprinkle fish steaks with pepper.
2. 2
   Place fish on rack in broiler pan; brush with 1 tablespoon of the margarine.
3. 3
   Set oven control to broil.
4. 4
   Broil fish with tops 2 to 3 inches from heat until light brown, about 5 minutes.
5. 5
   Turn; brush with remaining margarine.
6. 6
   Broil until fish flakes easily with fork, 5 to 8 minutes.
7. 7
   Beat egg whites until stiff, but not dry.
8. 8
   Fold in cheese, mustard and onions.
9. 9
   Spread mixture over fish.
10. 10
    Broil until tops are golden
11. 11
    brown, about 1 1/2 minutes.