Artisanal brands like Marou, Dandelion, Pump Street and Fossa are among the makers championing traceable cacao, bold flavours and small-batch craft. Mass-produced chocolate tends to include fillers, artificial preservatives, vegetable oil and minimal levels of cocoa (in the US, a chocolate bar can contain as little as 10 per cent cocoa). In contrast, many independent brands focus on celebrating t... [1850 chars]