In a medium bowl, whisk together the flour, baking powder, baking soda, and salt and set aside.
In a large bowl, using a mixer, beat softened butter on medium to high speed for 30 seconds. Add sugar and beat until fluffy.
Add in eggs, one at a time, beating after each addition. Add in vanilla essence,yoghurt and beat well
Then add in the sifted flour ,chocolate chips and give it a good mix..
pour into the greased mini bundt cake tin and bake @ 180 c for 20 minutes.until tooth pick inserted comes out clean..
After baking allow it to cool..
Melt together chopped chocolate and butter and transfer to the piping bags and fill the middle space of the mini cake and sprinkle with colourful sprinklers