Ingredients: 

par boiled rice - 200g,
urud dal - 2tsp,
fenugreek seeds - 1/4 tsp(this is to make it soft),
salt - 1/4 tsp,
coconut milk or tender coconut water - 1 cup,
baking soda - 1/4 tsp.

Preparation of Aappam recipe:

• Soak par boiled rice, urud dal and fenugreek seeds for 3-4 hours and grind nicely.
• Leave this flour overnight to get sour.
• Add coconut milk/tender coconut water, salt and baking soda to the flour.
• Heat a thick panplace a laddle of flour inside the pan.
• Shake the pan in a circular motion so that the flour spreads and expands along the edges.
• Cook covered for a few minutes until the aappam becoms soft.