Lichte Uiensaus

Description
This Light Onion sauce goes well with white Beans, Lamb and mutton.

Ingredients

 * 4 1/2 dl stock
 * 1 large Onion
 * 30gr butter
 * 30gr flour
 * 1/2 dl vinegar
 * pepper and salt to taste

Directions
Chop the Onion fine and saute it in the the butter for about 10 minutes. Make sure it doesn't go brown. Add the flower and then continue as with the Zure saus.