Pour the mango purée into round ball moulds and freeze.
Melt the Panna Cotta and add to the chocolate.
Blend well and fill the egg moulds 1/3 full.
Leave to set.
Unmould the mango balls and place them in the egg moulds in the middle on top of the panna cotta.
Continue filling the moulds with the rest of the panna cotta.
Store in the freezer.