T here's no doubt that a well-made gravy is at the heart of a roast. Drizzled over mashed potatoes, tender roasted meats, or ...

Use gravy browning judiciously, otherwise the dish will become unattractively brown. If you cannot obtain it, substitute with caramel food colouring, Worcestershire sauce, instant coffee granules ...

Taste and adjust the seasoning to taste. Spoon the mash onto two plates and top with the sausages and paprika gravy. Garnish with fresh tarragon or parsley.

Garnish with sour cream, scallions, parsley and celery leaves and the crispy potato skins. Make Ahead: The gravy can be made up to 3 days ahead and kept covered in the refrigerator.