Baked Cod With Mayonnaise.

BAKED COD WITH MAYONNAISE.

1 lb. fresh cod or scrod
3/4 c. mayonnaise
salt & pepper
1/3 c. freshly grated Pecorino Romano cheese
1 1/2 med. onions, sliced thinly
3 T butter

Spread half of the mayonnaise in a medium baking dish. Place the fish on top and spread the fish with the remaining mayo. Sprinkle with salt, pepper and the cheese. Place the sliced onions on top of this and dot with butter. Bake at 350F. degrees for 25 minutes. Broil for 5 minutes to crisp onions. Serve with steamed broccoli.