Winter Fruit Salad

I have made this salad so many times and eaten it so many times and still love it.  People always ask for the recipe.  It is a huge hit at any luncheon or Shower.

Romaine Lettuce
4 oz or 1 C shredded swiss cheese
1 cubed apple
1 cubed pear
1 c cashews
1/2 c craisens
optional- chicken

Dressing
1/2 c sugar
2 tsp finely chopped onion
1/2 tsp salt
1/3 c lemon juice
1/2 c oil
1 TBS poppy seed

Mix all the dressing ingredients together and chill before serving.