Pound chicken to 1/2" thick.Lightly brown in oil in large skillet, about 2 minutes on each side;drain off fat.Combine remaining ingredients;mix well.Pour over chicken in skillet.Bring to boil.Reduce heat;cover and simmer, gently, 10 minutes.Remove chicken to serving platter;keep warm.Cook and stir sauce until slightly thickened, about 3 to 5 minutes.Spoon sauce over chicken.