Preheat oven for 10 in 200 degree Celsius.
Grease a cake tin and line with a butter paper and keep aside
In a mixing bowl mix all the dry ingredients except sugar and shift the mixture for twice. Keep this aside until further use.
In a bowl add milk, vinegar and vanilla essence and mix. The milk should be in room temperature. The milk may curld but don't worry.
In another mixing bowl add sugar, butter, oil and condensed milk and mix properly for 5 to 6 mins.
Then add the milk mixture and mix well.
Now add the dry ingredients in to the wet ingredients in two batches. and mix well
Now pour the cake batter in to the already lined tin. Tap the tin on the platform to release the air.
Put the tin in the oven and bake it for 35 mins in 180 degree Celsius.
Cook the cake up to tooth pick comes out clean
Baking time may differ from oven to oven. so be careful while baking.
After done bring out from oven and keep on the wire rack to cool down.
Serve this cake as tea cake or do frosting of your choice.
