Soak udad dal and rice in separate utensils for 2 hours and blend it using same soaked water and make slightly thin batter and let it ferment overnight

Heat oil in tadka pan add mustard seeds, cumin seeds, hing and curry leaves. Once it get cracked add ginger garlic chilli paste. And take it off flame

Add this tadka in fermented batter.

Heat appe making pan with greasing it with oil. Pour 1 tbsp of batter in each part. And cook it for 5 mins or until botton gets golden brown. Flip it over and do same on other side.

Once it get nice and fluffy serve it with coconut chutney