1. In bowl, place sifter, then add all-purpose flour, cocoa powder, salt, baking powder and baking soda, sift together and mix well. Add oil and mix well. Add caster sugar, egg, milk and mix well until well combined. Add hot water and mix well. Add vanilla essence and mix well.
2. Place butter paper in 9” inch baking pan and grease it with oil. Pour batter into a grease baking pan and set aside. In a pot, place wire rack (2-3 inches high), cover and preheat on high flame for 15 minutes. Place baking pan, cover and bake on medium low flame for 1 hour. Insert a toothpick/stick in baked cake if it comes clean, cake is done.
3. Let the cake cool down on wire rack & refrigerate.

For Chocolate Ganache

1. In bowl, add white chocolate and hot cream, leave it for 4-5 minutes. On double boiler, place bowl and mix continuously for 4-5 minutes. Add instant coffee, sift it with the help of sifter and mix well until smooth.
2. Add milk, mix well and let it cool for 5-10 minutes.
3. When cake is cool, apply coffee ganache & refrigerate for 30 minutes. Decorate & serve.