By Lucy Marshall Fans of McDonald’s may soon notice their favourite burgers taste different or have changed size, A the fast food chain is making significant alterations to some of its most popular dishes. For the first time in 50 years McDonald’s will be implementing modifications to the way it cooks and prepares its much-loved beef patties. Fan favourites including the Big Mac, Quarter Pounder with cheese and its classic cheeseburger variations including double and triple, will all be getting a taste change. It comes after the company saw success in making changes to the Australia and US mar…