2 cans tuna
1 env. Knox gelatin, dissolved in 1/3 c. cold water
1 can undiluted tomato soup
1/2 c. chopped celery
1/4 c. chopped onion
1 (8 oz.) pkg. cream cheese
1 c. mayonnaise

Bring soup to a boil. Add gelatin. Add cream cheese and blend well. Add remaining ingredients. Pour into greased 4 or 5 cup mold and let set for at least 3 hours. Serve with crackers.