Switch on the stove and place a pan. Then add butter and allow it to melt. 
After melting switch off the stove and allow it to cool. Then transfer it to a bowl.  
Take a sieve and add Maida, baking soda, and baking powder. 
Sieve it in order to mix the ingredients. Airgaps will be formed between the molecules.   
After sieving, now take a mixing bowl and break the eggs.
 
Mix it well using a beater. Then take another mixing bowl and add melted  butter 
Add powdered sugar to the butter and mix it well using a beater.  
Mix it well until creamy and make sure that no lumps are formed. 
Then add egg mixture to the butter -powdered sugar liquid and mix it well. 
Don't add egg mixture at a time, add it gradually and mix it. 
After mixing, add vanilla extract and mix all the ingredients well until combined. 
Then add Maida gradually and mix it well. Now mix it with a spatula instead of the beater. 
Add maida gradually and mix it well and make sure that no lumps are formed. 
Don't over mix the cake batter after addition of Maida. 
Mix it and make sure that no lumps are formed. 
After addition of Maida, cake batter is mixed well without any lumps. 
Now add grated carrot and mix it well. Since the carrot is good for the health. 
some of the kids won't like to eat carrot directly so prepare this carrot cake and serve them. 
Now the cake batter is ready for the cake preparation. 
Now switch on the stove and place the pressure cooker. 
Now add salt and spread it evenly around the cooker. Instead of salt, you can also use sand. 
Remove the gasket and whistle. Then close the cooker and heat the salt under the high flame for 5 minutes. 
Meanwhile, pour the cake batter into the cake tin. Add butter to the cake tin and spread it. 
Such that it will be easy to remove the cake from the tin. 
Then sprinkle some Maida flour around the tin and remove the excess flour. 
Such that the cake won't stick to the bottom of the tin. 
Now pour the cake batter. You can select the cake tin of your desired shape and size that is available to you. 
Just tap the cake tin once such that the batter will spread uniformly. 
After 5 minutes remove the lid and place the cake tin. Then close the cooker. 
Cook it under the high flame for 2 minutes. Later adjust the flame to low. 
After 10 minutes remove the lid and check the cake for doneness. 
If it is not done then again bake it for another 10 more minutes by covering the cooker.
After 10 minutes, remove the lid and now check it for doneness. 
Insert a toothpick into the center of the cake if it comes out clean then our cake is ready. Otherwise, bake it for some more time. 
So bake it for another 5 more minutes. 
After 5 minutes remove the lid and again check the cake for doneness. If the toothpick comes out clean then the cake is ready. 
Now switch off the stove and remove the cake tin from the cooker. 
Allow it to cool and then demould the cake. So wait for 15 minutes and then remove the cake. 
After 15 minutes cut the edges of the cake with a knife in order to remove the cake easily. 
invert the cake tin on a plate and tap the tin so that the cake will come out easily. 
Tasty carrot cake is prepared in the pressure cooker in an easy way. 
Transfer the cake to a serving plate and cut the cake according to your desired size and shape. 
Carrot cake is a kid's friendly snack 
