Sharon's crunchy apple cashew salad with poppyseed dressing

Dressing:
3/4 cup sugar
1 tsp mustard
1 tsp salt
1/3 cup red wine vinegar (can use apple cider but better with red wine)
1 tbsp finely minced red onion
1/2 cup oil
1 tbsp roasted poppy seeds (toasted in frying pan on stove)

Mix first five ingredients in blender, food processor, or bowl with a whisk. Slowly add oil to create emulsion. Add poppy seeds.

Salad:
Head if iceberg lettuce, torn
2 granny smith apples, peeled and chopped into small squares
1/2 cup cashew pieces
1/2 cup cubes Swiss cheese

Mix salad ingredients, toss with dressing. Serve immediately.