Green Beans With Caramelized Onions - cooking recipe

Ingredients

1 lb fresh green beans
1 medium sweet onion
2 tablespoons butter
2 tablespoons brown sugar
1 -2 teaspoon balsamic vinegar

Preparation

Cook green beans in boiling water.
Drain.
(This can be done ahead.).
Cut onions into thin slices, and cut each slice in half.
Cook onions in a nonstick skillet over medium-high heat, stirring occasionally until onions are golden brown.
(Original recipe says do not stir onions first 5-10 minutes.) Reduce heat to medium; stir in butter and brown sugar.
Add green beans; cook 5 minutes or until thoroughly heated.
Toss with vinegar.