First in a big bowl add whole wheat flour ,baking soda and baking powder . Mix all ingredients well .
Now in a saperate bowl , add butter and sugar . Beat it with beater until it becomes fluffy. Now add milk maid . Mix well.
Now add whole wheat flour mix into this and add luke warm milk . Then at last add vanila essence . Mix all ingredients gentaly .cake mix is ready .
Take bundt pan , grese it well with butter .Now pour cake mix .
Preheat the oven , put bundt pan into the oven and bake it for about 35-40 minutes At 180- 200 degree celcius .
Take out bundt from oven . let it cool down . Then sprinkle some digestive biscuit powder on it And serve .