Cheese Souffle
["4 Tbsp. butter", "4 Tbsp. flour", "1 c. milk", "1/4 tsp. dry mustard", "dash of cayenne pepper", "salt and pepper", "3 eggs, separated", "1/4 tsp. cream of tartar", "1 c. shredded sharp cheese"]
["This is a good vehicle to which a few vegetables or ham can be added."]
["butter", "flour", "milk", "dry mustard", "cayenne pepper", "salt", "eggs", "cream of tartar", "sharp cheese"]