Soak chana dal/Bengal gram for 5 - 6 hours and strain it.
Heat oil in a pan.
Add chana dal/Bengal gram and saute for one to two mins.
Add crushed black pepper,crushed green chilly ,salt,mint and coriander leaves and mix well.
Add 1/2 cup of water.
Cover and cook till dal/lentil is done or half crunch.
Pour lemon juice and mix well.
Garnish with coriander leaves an d serve.