Kate Quilton finds out if there is any difference between soft and crusty bread rolls. Andi Oliver reveals why chocolate chips don’t melt when baked in cookies. Oliver also asks why pre-made sandwiches always seem to have mayonnaise in them. Matt Tebbutt uncovers some of the secrets of ready meals. And Briony May Williams discovers the surprising science of how canned food can last so long.
Food Unwrapped’s Lunch Box
Tuesday at 8.00pm on Channel 4.
More pick of the day content for Tuesday.
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