Green Beans with Bacon and Onion

4 c. fresh green beans, ends removed
4 slices of bacon
1 small sweet onion, sliced
2 Tbsp. butter
salt and pepper

Fill a large shallow pan with an inch of water and bring to a boil. Add beans, reduce heat to medium high, cover, and cook for 10 minutes or until tender. Stir once or twice. Saute onions in a little olive oil until translucent and crisp bacon in the microwave and crumble. Drain cooked beans. Combine all ingredients and toss.