Heat oil in a large nonstick skillet over medium-high heat. Add onion and garlic; sauté 3 minutes or until tender.
Combine chicken and the next 7 ingredients (chicken through nutmeg) in a bowl. Add chicken mixture to pan; sauté 4 minutes.
Stir in wine, chicken broth, capers, beans, and tomatoes. Cover, reduce heat, and simmer 10 minutes or until tender. Remove cover and let reduce liquid for 5 minutes. Can be served over rice.