Red Onion Confit - cooking recipe

Ingredients

2 teaspoons olive oil
1 lb red onion, peeled and sliced
4 tablespoons balsamic vinegar
1 tablespoon orange rind, grated

Preparation

Heat the olive oil in a large pan over medium heat.
Add the red onions. Do not stir. Let the onions turn light brown, then turn and brown on the other side.
When the onions are browned, add the balsamic vinegar and orange rind.
Cook for 2-3 minutes, until the liquid is almost gone.