Blitz butter, egg and honey together.
Add ginger, sugar and the cinnamon, mix until a dough that you can roll into balls. Just add a bit more four to stiffen it up or a bit of water if it is too dry.
Roll up into balls (heaped teaspoon) then squash flat on a greased tray and sprinkle crumble on top.The crumble is a mix of the last three ingredients. Bake in hot oven for 12 minutes till dark golden brown.