2 c. diced potatoes
1 1/2 c. chopped onion
1 c. chopped celery
2 c. water
1/4 c. butter
1 tsp. dry mustard
6 tsp. chicken flavor instant bouillon or 6 cubes chicken flavor
2 c. milk
1/2 c. flour
3 c. (12 oz.) shredded Cheddar cheese
1/8 tsp. cayenne pepper

Combine potatoes, onion, carrots, celery, water, butter, and bouillon in a large saucepan and bring to a boil. Reduce heat; cover and simmer for 30 minutes or until vegetables are tender. In small bowl, combine milk and flour; beat until smooth. Gradually blend into vegetable mixture. Add cheese, mustard, and pepper, cooking and stirring until cheese melts (be sure that the vegetable mixture is simmering not boiling or the cheese will not blend properly).