Some things are liquids and some things are solids and some things are gasses. This is basic science. Some things can go from being one to another under certain circumstances, usually a change in temperature.
Tomato soup, is by its very nature, liquid. If you, on the other hand. prefer yours to be a solid, then this recipe is right up your alley.
Standby Tomato Soup Mold
This recipe calls for mixing canned soup with gelatin, then adding cottage cheese, mayonnaise, chopped celery, green pepper, radishes, walnuts, and green onion. Put this mixture into a mold and let set.
Homemade is Better, Better Homes and Gardens, 1981