Mariah Tsubaki's Spinach Salad with Tangy Dressing

Salad:
1 bag spinach
1 can Mandarin oranges, drained
1 can sliced water chestnuts
crumbled bacon
red onion, chopped
tomato wedges

Dressing:
1 cup oil
3/4 cup sugar
1/2 cup ketsup
1 Tbs worcester sauce
1/4 cup cider vinegar
pinch of salt

Janelle Openshaw