Break the graham crackers in half and then add them onto the foil in a single layer.
Add a piece of chocolate on top of each piece.
Add a marshmallow on top of the chocolate.
Put the other half of the graham cracker square on top.
Wrap the s'more with the foil and place on the grill on indirect heat. Grill for 4-5 minutes or until the marshmallow has softened and the chocolate square has melted.