The cake should be horizontally divided into two layers before slicing, resulting in a slice approximately 4 inches tall.
6" Round x 8" High
1"x2" dessert slice = 24 pax
1"x1" coffee slice = 48 pax
.
7" Round x 8" High
1"x2" dessert slice = 32 pax
1"x1" coffee slice = 64 pax
.
8" Round x 8" High
1"x2" dessert slice = 48 pax
1"x1" coffee slice = 96 pax