Onion Vinegar.
6 large onions.
1 tablespoonful salt.
1 tablespoonful white sugar.
1 quart best vinegar.
Mince the onions, strew on the salt, and let them stand five or six hours. Scald the vinegar in which the sugar has been dissolved, pour over the onions; put in a jar, tie down the cover, and steep a fortnight. Strain and bottle.