In an empty bowl, crack 2 eggs and beat for 1 min, put in your sugar, beat until fluffy, put in oil and vanilla essence then mix well.
Mix well together, put in your sieved flour, baking powder and milk.
In an empty bowl, put in 3 tablespoons batter from the batter you already mixed, and in your cocoa powder and milk.
Mix to combine, pour it into a piping bag, then get your cupcake mould pan and grease it with oil and a little flour.
Then put your batter in the pan one after the other.
Use your chocolate batter to create a nice pattern on the batter then bake for 15-20 mins.
Here you have your homemade sweet cupcakes.