Preheat the oven to 160C

Place chocolate and butter in a small saucepan over a LOW heat and stir until melted smooth.

Place in a bowl with the sugar, vanilla, golden syrup and eggs and stir to combine. Add the flour, baking powder, oats and coconut and stir well until combined. 

Pour into a lightly greased 22cm square cake tin lined with baking paper. Sprinkle with extra oats and bake for one hour or until just set.

Cool in the tin.

Slice to serve - makes 12.