In a small saucepan, combine the first 5 ingredients until smooth.

Bring to a boil.

Cook and stir for 1 to 2 minutes or until thickened.

Cover and refrigerate.

Coat grill rack with cooking spray before starting the grill.

Flatten turkey to 3/4 inch thickness.

Combine oil, pepper and salt.

Rub over both sides of the turkey.

Grill turkey, covered, over direct medium heat or broil 4 to 6 inches from the heat for 5 to 7 minutes on each side or until no longer pink.

Just before serving, stir grapes into sauce.

Serve turkey with sauce.

*You can use wild turkey for this recipe as well as frozen.*