Elegant Beef Stroganoff
Nut oils can be substituted for butter.
Can be prepared up to a day ahead and refrigerated before adding the sour cream and cream cheese. Then reheat slowly before adding the last two ingredients.
Substitute 1 1/3 cups beef stock for the canned beef broth if desired. Dijon mustard can be used instead of prepared mustard.
Aluminum foil helps keep food moist, ensures it cooks evenly, keeps leftovers fresh, and makes clean-up easy.