Onion Sauce

Directions

1. Put onions, unpeeled, on a plate, cover with wet paper towel and cook in microwave on high for 8 minutes.

Cool and peel.

1. Heat bones at high in microwave for 1 minute.

Loosen marrow out of the bones.

1. Heat the marrow, onions and the broth at high for 2 minutes, then with a handmixer, purée very fine.

2. Add the sherry.

Season with salt and pepper.

1. Wash the chives and cut into little rolls and add to sauce.

2. Serve sauce with roast beef.