Garden Slaw - cooking recipe

Ingredients

1 small onion, sliced and separated into rings
1/2 medium head cabbage, chopped
2 medium stalks celery, chopped
1 medium carrot, shredded
1 medium zucchini, sliced
1/4 c. sugar
1/4 c. vinegar
1/4 c. vegetable oil
1 tsp. celery seed
1/2 tsp. salt
1/2 tsp. dry mustard
dash of pepper

Preparation

Toss vegetables.
Heat remaining ingredients to a boil.
Boil 1 minute while stirring.
Toss liquid into vegetables, mixing well.
Refrigerate 3 hours.