1 c. each finely chopped onion, carrot and celery
1/2 c. butter
1 c. flour
1 qt. chicken stock
3 c. grated cheddar cheese
1 c. chopped cooked ham
3/4 c. chopped cooked potato
1 1/2 qt. milk
1 tsp. salt
1/2 tsp. white pepper

Saute onion, carrot and celery in butter in large sauce pan until tender - crisp. Sprinkle flour over vegetables; mix until smooth, stirring constantly. Simmer for 15 minutes. Stir in cheese. Cook for 10 minutes longer. Add remaining ingredients. Heat to serving temperature. Yields 12 servings.