Marble Chocolate Cake

Ingredients
All purpose flour – 200 gm
Powdered sugar – 170 gm
Oil – 90 gm
Eggs – 2
Baking powder – 1 tsp
Baking soda – ½ tsp
Salt – ½ tsp
Dark chocolate – 40 gm
Cocoa powder – 1 tbl.sp
Milk – ¼ cup
Vanilla essence – 1 tsp

Method
Take a bowl and add oil and sugar and whisk it till it becomes creamy. Then add egg one by one along with vanilla essence and beat it for a minute with a hand blender.
In another bowl, sieve together flour, baking soda, baking powder and salt.
Then little by little add it to the egg mixture and then with the help of a spatula do cut and fold. If the batter is too thick add little milk.
In another bowl, take dark chocolate, add little water and keep it for boiling till chocolate melts completely.
In another bowl take 2 to 3 tbl.sp of batter and add this melted chocolate and mix well, add cocoa powder too and again mix it well.
Now take a grease baking mould, put little white batter, spread it and then put little chocolate batter, with a fork make design. Again pour white batter and then chocolate batter, design it and then bake it in a preheated oven at 180 degree celcius for 35 to 40 minutes.
When cool demould it.