Arrange chicken in a shallow dish. Pour 1 cup white bbq sauce over chicken, turning to coat. Cover and marinade in refrigerator 8 hours, turning chicken once.
Remove chicken from sauce, discarding sauce. Grill chicken, covered with grill lid, over medium heat (350) 35 to 45 minutes or until a meat thermometer inserted in thickest part of breast registers 170 degrees, turning every 15 minutes.
Heat remaining sauce; serve with chicken. Yields 6 servings.
WHITE BBQ SAUCE-Combine all ingredients in a small bowl; stir with wire whisk. Cover and chill. Yields 2 1/4 cups of sauce. 1 cup is used to marinate and 1 1/4 cup to heat and serve over grilled chicken when finished. Enjoy!