Food Unwrapped
Channel 4
Wednesday 5 December 2018 04:20 - 04:45 (25 mins)
How much prawn is in a prawn cracker? What's in low-salt food instead of salt? Plus: the new high-tech method of keeping fresh herbs alive for longer. (S11 Ep3/6) [AD,S]
Food Unwrapped may be available on playback
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