MARIAN BURROS'S ONION CONFIT

Steps:

• Peel onions, and slice into thin strips.
• Heat peanut oil in a large heavy skillet and saute onions over medium heat, stirring often. After about 30 minutes of cooking it might be necessary to add a little water to prevent them from sticking.
• After 1 hour add the sage leaves and vinegar and continue cooking, stirring often, 30 minutes more. Set aside until beef is done.