These Burgers are topped with Truffle Oil and a Parmesan Crisp, and are served on a piece of Focaccia, or in a Burger Bun if preferred. It makes 4 Burgers.
480g/1lb fresh sirloin steak mince, or other good-quality mince.
175g/6ozs freshly grated Parmesan cheese.
1/2tsp salt & 1/2tsp pepper.
4 15cm/6in squares foccacia, or 4 Burger buns.
1 tsp white Truffle Oil.
Preheat grill to high.
Combine the beef, 55g/2ozs cheese and seasoning in a bowl.
Divide the mixture into 4 equal-sized portions and shape each portion into a patty.
Heat a samll frying-pan. Pile a quarter of the remaining cheese into two small circles, spaced well-apart. Heat until melted.
Using a slotted spoon, lift the circles onto a plate to cool and harden.
Repeat with the remaining cheese, so you have 4 circles.
Place the burgers under the pre-heatd grill and cook for about 4 minutes per side, turning halfway. they should be browned on the outside.
Place each Burger on a piece of Foccacia, or on the base of a bun. Drizzle each one with about 1/4stp of the oil.
top with a Parmesan crisp and serve immediately.
Previously published n The American Diner; The Ultimate Burger Cookbook.