Red Onion Confit - cooking recipe

Ingredients

1 large red onion
2 tablespoons olive oil
2 tablespoons red wine vinegar
3 tablespoons marsala wine

Preparation

Slice the onion very thin and evenly.
A mandolin is perfect for this.
Sweat the onions in olive oil on LOW till very soft.
Add the red wine vinegar and Marsala.
Simmer till all the liquid has reduced.