The new cupcake? Why doughnuts are trending

Chocolate custard with orange glaze and chocolate sprinkles, from Melbourne's @alldaydonuts

The cream and salted caramel doughnut dogs from @bluebellscakery

Dutch apple doughnuts with salted caramel, from @boyandbirdnz

Hand forged bourbon butterscotch with maple hazelnut crunch doughnuts, from @doughboysdoughnuts in Melbourne

The Tongan vanilla and Belgium chocolate doughnuts from London's @crosstowndoughnuts

D.I.Y inject-your-own doughnuts on the menu at Ponsonby's @foxtrotparlour - choose from salted caramel, berry coulis, valrhona chocolate and bay leaf infused custard

The apple crumble doughnuts with vanilla custard and shortbread crumble from Ponsonby's @latenightdiner

The famous raspberry and cream filled doughnuts by @littleandfriday

The Pina Colada 'loaf-nut' from @loafnz