Canned tomato soup refers to a delicious dish which is commercially sold in cans. Canned tomato soup offers the convenience of making tomato soup in the comforts of the home. This food preparation is usually available in its condensed form in cans. Easy to make, this dish is very popular among children as well as teenagers. Canned tomato soup can be prepared over the stove or in a casserole. This dish is usually high on proteins and vitamins.