Americans are going mad for Fix and Fogg's Dark Chocolate Peanut Butter.
The Wellington-owned peanut butter brand has reached the world's top five on Amazon in the $4.5 billion peanut butter industry.
The Dark Chocolate peanut butter has soared to the number four spot, as the company celebrates its second anniversary of selling in the US.
Founder Roman Jewell says Americans are eating their product faster than they can make it.
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