The Clue Khandvi : ___ :: Rassam : Drink
The Answer EAT
Khandvi is a popular snack from India that you eat. Similarly, Rassam is a type of soup or drink that you also consume. The answer "EAT" fits because it describes the action you take with both Khandvi and Rassam. Just like you eat Khandvi, you drink Rassam, making "EAT" the perfect match for the clue.