How Can I Make Chocolate To Spread On A Cake Like Fondant?

Ingredients to make a spongy cake:
Flour 1 Cup
Eggs 2
Butter 1 Cup
Baking Powder 2 Tea spoon
Sugar 1 Cup
Salt ¼ tea spoon
Cooked Chocolate 50 grams
Recipe:
First of all put two eggs in a bowel. Then beat the eggs using egg beater. Then put grinded sugar slowly into the bowl. Beat them again till all the sugar mix with egg. Now put the butter into the Pan and melt it. Then mix it it to the eggs's mixture. Now again beat the material. Put the flour and salt into the mixture. Now blend all the mixture.
Now heat up the oven.. Spread some oil in the bottom of the bowel. Put the all mixture into a bowl. Then put the bowl into oven. Oven temperature should be 180 degree centigrade. It will take about 45 minutes to cook. Now check the cake after 45 minutes either it is cooked or not. If properly cooked then take it out from the oven.
Now you cake is prepared. Now you can spread the chocolate on it.
Spread the chocolate on your Cake
Take cooked chocolate into a pan. Then take another bowl having some boiled water. Put the pan into the bowl. After few minutes chocolate will melt. So spread it on your cake.
Now a delicious chocolate cake is ready to eat.