In a small pot heat together American cheese, and half and half, stir continually until sauce a smooth and creamy texture. Add truffle oil into macaroni and cheese, blend oil into the cheese sauce.
When pasta is done pour pasta into the cheese sauce, coat pasta with cheese sauce. Cook or warm hot dogs. Place hot dogs into buns, and then spoon a couple of tablespoons of macaroni and cheese over hot dogs. Add crumbled bacon on top of macaroni and cheese.