1 bunch fresh spinach
1 head Romaine lettuce
1 purple onion, sliced in rings
3/4 lb. fresh mushrooms, sliced
3/4 lb. grated Swiss cheese
1/2 lb. bacon, cooked crisp, crumbled

DRESSING:

3/4 tbsp. poppy seed
1/3 c. white vinegar
1/3 c. oil
1/3 c. sugar
3/4 tbsp. grated onion
1/3 tsp. prepared mustard
3/4 tsp. salt

Just combine. (But eat immediately.)