Food Unwrapped

Almond Butter, Fortified Wine, Onions (7x4)

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Kate Quilton visits California to investigate why almond butter is more expensive than other nutty spreads. Jimmy Doherty heads to Spain and Portugal to find out how wine is turned into fortified wine, and with help from an innovative farmer and a team of cage fighters, Matt Tebbutt learns why slicing onions makes people cry.