The burger expert added explanation: “The reason that many say a burger tastes better when eaten 'upside down' is that the top bun is thicker.” “So, flipping your burger means that there is more bread underneath to absorb the juices and flavours from the burger and toppings as you bite into it.

Raw and undercooked meat may carry harmful bacteria including AMR bacteria. When meat is minced, harmful bacteria from the surface of the raw meat are mixed throughout the whole piece. Thorough cooking of meat including burger patties and steaks can reduce the risks of food poisoning and acquiring bacteria with AMR.

Burgers made of ground beef can sometimes carry E. coli bacteria from animal intestines and if they're not thoroughly cooked to 160°F (70°C), they can cause food poisoning and make us ill.

Ground beef can be pink inside after it is safely cooked. The pink color can be due to a reaction between the oven heat and myoglobin, which causes a red or pink color. It can also occur when vegetables containing nitrites are cooked along with the meat.