Cook green beans in boiling water for 15 to 20 minutes or until crisp-tender. Drain off water and set aside.
In a large skillet, cook bacon until crisp. Drain, reserving 4 teaspoons drippings. Return bacon and the reserved drippings to skillet.
Add brown sugar, parsley, vinegar, and shallot. Bring to boiling; reduce heat and simmer, uncovered, for 2 minutes.
Add green beans and heat through. Makes 4 to 6 side-dish servings.