I have some killer comfort food recipes that we do on the grill. They were actually featured in a local foodie mag here in St. Louis. That's our Prime Rib on the cover:
The three dishes that fit the bill the most for what the OP is looking for doesn't even include the cover recipe.
Meatloaf Shepherd's Pie
is my fave:
But two very close seconds are Beer Can Chicken Stew
and Beef Stew on the grill