Sandwich Spread - cooking recipe

Ingredients

12 green peppers (sweet)
12 red peppers (sweet)
12 green tomatoes
4 large onions
1 c. flour (plain)
2 1/2 c. sugar
1 pt. vinegar
1 c. prepared mustard
1 qt. mayonnaise

Preparation

Grind peppers, tomatoes, and onions with food chopper and drain in colander.
Add peppers, tomatoes, onions, mustard and vinegar. Bring to a boil.
Let cook 10 minutes, then add flour, sugar and salt.
Let boil 10 minutes more.
Let cool, then add mayonnaise. Put into jars and seal.