Mom Ada's Sandwich spread

Mom Ada's Sandwich spread
1 gallon green tomatoes [fill a gal. container with med size green tomatoes heap up]
1 quart onions [about 2 pounds]
6 each red and green peppers
2 bunches of celery
Grind all together add 1 cup of salt let sit 1 hour then drain dry

Add 2 lb sugar 1 qt vinegar [cider] 1 qt sweet pickles ground cook over med heat 1/2 hr then you may can in pt jars [6-8 yield] in hot water bath 15 min or let mix cool and add 11/2 pt mayo and a small jar mustard [Original recipe said 10cent jar of mustard)
If you can when jar open add 1/2c mayo and 1Tbs prepared mustard.
This was a favorite of the children I'm my husbands family [all 12 of them] they had it on a biscuit when they came home from school. This is a good relish without the mayonnaise.