Tarragon Grape Sauce

2 t olive oil
1 small onion, chopped
1 C wine
2 C grapes
1 C chicken broth
2 t tarragon

To 12 inch skillet add oil and heat on medium until hot. Add onion and cook 6 minutes or until tender, stirring occasionally. Stir in wine and cook on medium-high 1 minute. Add grapes, broth, tarragon and heat to boiling. Cook 5 minutes or until grapes are tender, stirring occasionally.