When the orange is soft and cold, cut in half and remove any pips. Process the whole orange, including the skin, until medium chunky
From: http://www.maryberry.co.uk/recipes/baking/whole-orange-spice-cake
Is skin the outer thick orange coloured cover?
or the fibrous threads that orange pieces have?
or the thin skin that holds the juice and seeds?
What are pips and skin of an orange?