Take a bowl ,add semolina & make a paste with water .keep it aside for 15 minutes
After 15 minutes ,add althea ingredients & chopped onions .Mix v well
Pour 1 tsp of oil on tawa ;& add 1 tbsp of batter on it .Spread it with spoon.Cook till it becomes golden.
Now flip the other side of chilla & pour 1 tsp of oil on it .Cook till it becomes golden.
Take it out on the tissue paper to absorb excess oil.