Mix all the dry ingredients together & sieve, add the egg & oil, mix using mixer, use little amount of water to melt the chocolate chips add to the batter & keep mixing.

Add the hot milk & vanilla extract, mix thoroughly.

Grease the baking pan & place parchment paper, bake for atleast 15mins under moderate temperature.

Mix the butter & sugar for the chocolate gnache untill fluffy, add the cocoa powder, mix & add a little hot water with mixing, add the flour.

Add the mapella Choco & mix until steady.

Trim the cake, cut & add the dressing, close with the other half & use spatula to spread it all over, scrap & enjoy.