Story of this rice
This rice variety gets its name from a folklore.  The rice was given to the bridegroom (Mappillai) to increase his strength which will help him to lift the stone (Ilavattakal)  and hence the name.  Only if the bridegroom lifts this stone can he win the bride.  This variety was supposed to provide the stamina for the same. 
 
Characteristics of the grain
The colour of the rice is red to grey and it has coarse grains.
 
Therapeutic Properties
This variety increases stamina. Consumption of water with which this rice is washed is helpful to cure mouth and stomach ulcers. It increases digestive power and also helps diabetes patients because of it is low glycemic index(66).

Cooking / Dishes
This can be used as table rice.
Delicious Aval Aappams can be made.