Mardi Gras Salad




2 tsps chopped onion
1/2 c cider vinegar
1 tsp sugar
1 tsp dry mustard
1 tsp salt
2/3 c olive oil

1/2 head butter lettuce, shredded
1/2 head red leaf lettuce, shredded
1 10 oz bag spinach leaves, stemmed & shredded
10 slices bacon, cooked crisp & crumbled
1 red onion, slivered
1 1/2 c mandarin orange sections drained
8-oz pkg sliced mushrooms

Combine onion, vinegar, sugar, dry mustard and salt in blender. Start on low speed and slowly add the oil. The dressing can be made ahead of time and refrigerated.

Line a salad bowl with greens. Add remaining ingredients and toss. Briefly blend the dressing before tossing into the salad. Serve at once.