Step 1 Combine the urad dal and fenugreek seeds in a deep bowl and soak it for 2 hours in enough water. Drain well and blend in a mixer till smooth using water.
Step 2 Transfer the mixture into a deep bowl, add the bajra flour, jowar flour, ragi flour, whole wheat flour, salt, and water, mix very well using a whisk.
Step 3 Cover with a lid and keep aside to ferment overnight.
Step 4 The next day, add ginger chilli paste and mix well again .Add Salt. Heat a non-stick tava pour the batter on it and make dosas. Serve with green chutney and sambar.