Simple Gravy Recipe For a hassle-free gravy that pairs perfectly with your leg of lamb, turkey, or roast chicken, follow these simple steps: Option 1: Easy Gravy from Roast Drippings Utilise the Goodness: Keep the remaining liquid from your roast in a pot. This liquid contains all the flavourful elements like garlic, onions, rosemary, and carrots. Two Paths to Perfection: a. Quick Blend: Liquidise the mix and bring it to a boil. Serve as is, enhancing it with fresh herbs like parsley and thyme.