In a large bowl mix Montreal Steak Seasoning, ground beef, egg, milk, farina, Worcestershire, ketchup with your hands. Just combine it but try not to overwork it as it will get tough. If the mixture is too wet, add a bit more farina. If too dry, add another egg and 1/4 cup milk. You want the mixture to be pretty moist but not super wet.
For each muffin tin, use ~1 cup of meat mixture and shape into a ball.
Place each ball into the muffin tin and gently press down.
Put 1-2 tablespoon of tomato soup on top of the meatloaves.
Bake for 20-25 minutes or until the internal temp is 165.
Put the oven to broil and the rack to the top.
Place the prepared mashed potatoes in a pastry bag and place a dollop on top of each meatloaf.
Broil for 2-3 minutes just lightly brown the edges of the taters.
Heat up the remaining tomato soup and serve as a dipping sauce.