Grilled Chicken Breast Rolls

• 4 chicken breasts, boned and skin removed
• Handful chopped fines herbes (parsley, chervil, chives, tarragon—whichever available)

Make certain that no fragment of bone remains attached to the breast. Open them out, separating the filet from the filet mignon to form an approximate heart shape, flatten with the side of a cleaver or a large knife, and spread them out on a platter covered with all the ingredients except salt. Turn them around and over several times during a 1- or 2-hour period. Salt each filet lightly, coat w