4 cups (8 oz. dry) macaroni, cooked
1 cup sour cream
1/2 cup mayonnaise
2 teaspoons prepared yellow mustard
1 teaspoon salt
1/2 to 3/4 pound cubed ham
1 cup cubed cheddar cheese
3/4 cup chopped celery
1/4 cup finely chopped onion

Cook macaroni according to package directions; drain and rinse with cold water. Add all other ingredients, mix well, and chill for a least 6 hours before serving.

Serves 6 to 8. Note: Substitute cooked chicken or turkey for ham if desired.