Spaghetti Salad - cooking recipe

Ingredients

1 c. cooked spaghetti
1/2 c. shredded cheese
1/2 c. celery
1/2 c. green or red pepper
1/2 c. chopped tomatoes
1/2 c. sliced ???
1/2 c. onion

Preparation

Pour 8 ounce bottle of Zesty Italian dressing over all.
Let stand for 2 hours, then serve.