A grinding kit includes a grinding unit having a body defining an inner cavity, the body having a receiving end a depositing end. The grinding unit includes a plurality of grinding surfaces disposed within the inner cavity of the body and a drive shaft coupled to the one or more grinding surfaces. The grinding kit includes a first handle configured to removably couple to the drive shaft and configured to rotate about a first axis of rotation while coupled to the drive shaft to drive movement of the plurality of grinding surfaces. The grinding kit includes a second handle configured to removably couple to the drive shaft and configured to rotate about a second axis of rotation while coupled to the drive shaft to drive movement of the plurality of driving surfaces, the second axis of rotation being different from the first axis of rotation.