The old design of Keurig’s Universal My K-Cup – the reusable k-cup that Keurig makes – is able to fit into all old Keurig machines, any machine really that uses the single water injection needle. In 2020 Keurig released the K-Supreme and the K-Supreme Plus, both of which use a new five-point water injection needle and as such won’t work with the original Universal My K-Cup. To fix the problem Keurig redesigned the My K-Cup to give it five holes on top to accommodate the new five-point coffee makers however the extra four holes are covered in a weirdly shaped
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