Scout burgers -- Heavy tinfoil - super thin sliced potatoes, onions on the ones that can have them, salt/pepper/garlic, then lay hamburger on top. Crimp tinfoil together and cook either on the grates or in one of the pots with lid.
Scalloped potatoes in dutch oven
Shepherd type pie... dutch oven -- meatloaf mix, drained green beans, drained corn, salsa or tomatoe sauce, instant potatoes (made up), cheese. Layer in this order and cook until meatloaf is done
Breakfast casserole -- have prescramble sausage, shredded potatoes, scramble eggs, (add onions/mushrooms/tomatoes, etc) follow directions on bisquick box and bake in dutch oven