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The soap is flavoured to taste like beans on toast, and is made out of cacao butter, organic oat flour, avocado oil and paprika as well as beans and toast flavouring.

Some 75% of its sales now come from overseas, and it sells both still and sparkling maple water, and fizzy versions with added natural fruit flavourings.

Roasted and ground lupin, chickpea, malted barley, and chicory are amongst the major ingredients the company works with, along with an undisclosed natural flavouring.

But we recommend flavouring plain tofu with herbs and spices yourself, as pre-marinated products are often ultra-processed and can be high in salt.

While Feingold's original claims were overstated, a small proportion of children do experience allergies to artificial food flavourings and dyes.