- firstly, in a large bowl take 2 cup rice flour, ½ tsp pepper, 1 tsp cumin, 1 tsp sesame, pinch hing and ½ tsp salt. 
- add 1 tbsp butter and mix well. crumble and mix until the flour turns moist. 
- add crushed curry leaves, chilli and ginger mixture to flour. 
- also add ¼ cup chana dal (soaked for 1 hour). 
- mix well making sure all the spices are combined well. 
- furthermore add water as required and knead to smooth and soft dough. 
- now grease the butter paper with oil. alternatively use plastic sheet or banana leaf. 
- pinch a small ball sized dough. 
- further, flatten over greased butter paper. 
- press gently, forming a slightly thin disk. 
- peel the chekkalu gently, and deep fry on medium hot oil. 
- make sure to flip over and fry both sides on low to medium flame. 
- fry until the chekkalu turns crisp and slightly golden. takes approximately 10 minutes. 
- drain off over kitchen paper to absorb excess oil. 
- finally, store chekkalu in an airtight container and enjoy for a month.