Incredible Spinach Salad

Tamra Searle made this salad once, and it tasted like CANDY! I loved it.

Spinach
Mandarin Oranges
Red Onion
Bacon
Candied Almonds

Dressing:
1 Tbs. Poppy seed Dressing (Brianna's)
1/2 cup oil
1/4 cup vinegar (rice wine)
1/4 cup sugar
1 tsp. salt
1/4 tsp. dry mustard
1/2 Tbs. grated onion