'Plant blood' the key to replicating the taste of meat, says scientist

A US company says it has created the 'ultimate' veggie burger – one that looks, smells and tastes like meat

Veggie burger

A start-up company in the US believes it has discovered the secret to replicating the taste of meat in vegetarian burgers, using an ingredient known as "plant blood".

The crucial component of the burgers developed by Impossible Foods is also called heme: an iron compound found in haemoglobin in the blood, but also in plant matter.

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