Christmas Relish - cooking recipe

Ingredients

2 doz. green mangoes
8 onions, chopped
6 c. sugar (white)
4 tsp. mustard seed
1 doz. red mangoes
4 tsp. salt (table)
1 1/2 pt. white vinegar
2 large bunches celery

Preparation

Grind mangoes and onions.
Add salt and cover with boiling water.
Let stand 5 minutes then drain.
Mix sugar, vinegar and mustard seed with mangoes and onions.
Boil 3 minutes.
Chop celery last.
Stir in good.
Put in hot jars and seal.