• To a bowl add 4 tablespoon flour, 4 tablespoon sugar, 2 tablespoon cocoa powder and ¼ teaspoon baking soda.
• Mix it well using a whisk.
• Now add 4 tablespoon milk, 1 tablespoon oil and ¼ teaspoon vanilla essence.
• Whisk gently to mix to form a batter without lumps.
• Add 1 tablespoon dark chocolate shavings.
• Give a quick mix using a spatula. The batter should be flowing and slightly thick.
• Pour into oven safe mug only till ½ or ¾th of the mug.
• The cake will rise well so choose a mug accordingly.

Using Microwave

• If using microwave : Bake in microwave oven for ⅕ minutes in high.

Using Oven

• Preheat oven at 180 deg C for 10 minutes. Bake in preheated oven at 180 deg C for 10-12 minutes or until a tooth pick inserted in the center comes out clean or with crumbs.
• Check by inserting tooth in the center, it comes out clean then the cake is ready or is still very sticky bake for few more minutes.
• Sprinkle chocolate chips on top while it is still warm.

Using pan(stove top)

• Choose heat resistant mug. Cover the mug with aluminium foil.
• Place a pan on the stove, add around ¾ cup water to it.
• Place 2 tissue papers inside.
• Place the mug inside.
• Close with lid with steam vent option and steam cook for 12-15 minutes. Check water in between and add if needed.
• Open and check by inserting tooth pick in the center. If it comes out clean then cake is done, if it is sticky then cook for few more minutes.
• Chocolate Mug Cake is ready!