1 bottle teriyaki sauce
1 c. white wine
1 clove minced garlic
2 tbsp. sugar
1/2 tbsp. ginger
4 lg. chicken breasts (bone in)

Mix teriyaki sauce with wine. Add seasonings. Put chicken in sauce and marinate, covered, for 8-10 hours. Cook over charcoal grill until done. Double marinade for more chicken.