Mark explains: "By placing a reflective material, such as an empty crisp packet, behind your radiators ... the expert also advises leaving the oven door open after cooking. This allows the ...

Walkers has revealed to customers why its packets of crisps look so empty. Have you ever opened a packet of crisps and been left disappointed that half the bag is empty and wondered why that is?

Mark explains: "By placing a reflective material, such as an empty crisp packet, behind your radiators ... Among other suggestions, the expert also advises leaving the oven door open after cooking.

It does not necessarily reflect the view of The Herald. Walkers has revealed to customers why its packets of crisps look so empty. Have you ever opened a packet of crisps and been left ...

Mark explains: "By placing a reflective material, such as an empty crisp packet, behind your radiators ... the expert also advises leaving the oven door open after cooking. This allows the ...

Have you ever opened a packet of crisps and been left disappointed that half the bag is empty and wondered why that is? Crisps lovers on social media certainly have. It seems to be a question ...