Cabbage Slaw That Keeps - cooking recipe

Ingredients

2 1/2 lb. cabbage, shredded
1 large onion, chopped or sliced
1 c. sugar
1 tsp. dry mustard
1 c. cider vinegar (white)
1 Tbsp. salt
1 Tbsp. celery seed
3/4 c. vegetable oil

Preparation

Put cabbage and onion in plastic bowl.
Put all other ingredients in a pot and bring to a boil.
Pour over cabbage and onion.
Shake well.
Refrigerate.
Take out and shake at least twice a day.
Keeps at least 10 days.