1 (7 oz.) pkg. macaroni
2 tbsp. salad oil
2 tbsp. vinegar
1 tbsp. onion, minced
1/2 tsp. salt
1/4 tsp. pepper
1 c. Cheddar cheese, diced
1/2 c. salad dressing
1 (7 oz.) can peas, drained
1 c. cooked ham or tuna
1 c. celery, diced

Cook macaroni, don't chill. Drizzle with oil and vinegar. Add onion, seasonings and cheese. Toss well. Mix in peas and remaining ingredients. Chill.