First make mango pulp, by adding mango sugar and oil in a jar. Blend to smooth. Pour into a deep bowl.

Now sieve maida, BAKING soda and baking powder together.

Add both mixtures together and mix it well.
Now add milk and vinegar.

Grease tin with oil and place butter paper on it.

Pour the batter in the tin.
Tap twice to avoid bubbles in between.

Bake in preheated oven or convection microwave oven for 25-30 mints @160°

The cake is ready
You can make this in CUPCAKES also with same measurement but timing will be 12-15 mints only.

For decoration -
Beat whipped cream until smooth peaks.

Take rose nozzel and fill the piping bag and decorate it.

For stem, use fondant.
Add 1tsp cornflour to fondant and make small balls from it.

Now roll the balls on flat platform to make long stems.

And the cupcakes bouquet is ready