First of all add baking powder and bakin soda in to curd mix it and rest for 2,3 minutes.
Now take a bowl add maida,butter,suger, vanilla extract mix well now add milk and mix well.
Now add curd mixture in to the maida mixture amd mix very well and make thick batter.
Add some cheerys in cake mixture.
Now take flate cake mould grease with oil.
And add cake batter in to the mould .
Now bake in preheated microwave in for 4 minutes on combination mode.
After baking transfer the cake on wire rack for cool.
Now cut the cake in three round shape,like big medium and small with bowl or cutter,
Now beat whipped cream with electric wisker become puffy.
After puffy add green colour in to the cream.
Fill the cream in piping bag with star nozzle.
Now covered the all cakes parts with cream.
Put all parts one by one on it.
Give tree look the cake with piping bag cream.
Decorate the tree cake with geams.
Sprinkle some suger powder on the tree cake for give snow look.
Redy chirstmas tree cake for Christmas party enjoy.