Take a mixing bowl and add all the dry ingredients. Mix well.
Next, take another mixing bowl and add the melted butter and condensed milk. Whisk them together.
Add the milk and vanilla essence next and whisk again.
To this wet mixture, add in the dry mixture little by little. Keep folding and mixing so as not to have any lumps in the final mixture.
Grease a cake pan and transfer the mixture to the cake pan.
If cooking in an oven, cook the cake at 180℃ for 30-40 minutes. If you don't have an oven, then heat a deep bottom vessel and insert a stand on which to put the cake pan. COver the vessel and let the cake cook for 30-40 minutes over a low to medium flame.
Once the cake looks cooked, use a toothpick to check. If the toothpick comes out clean, the cake is completely cooked.
Cut into triangles and serve warm.