A memorable backyard burger begins with good ingredients. That’s a no-brainer. You need a patty formed from fresh ground beef, preferably with at least 20 percent fat. You need a toasted ...

Preheat the oven to 180C/350F/Gas 4. For the mushroom, cheese and steak stack, drizzle a little olive oil over the Portobello mushrooms. Heat a frying pan over a medium heat and fry the mushrooms ...