Take eggs in a bowl, cover it with water. Bring it to boil, simmer it for 4 mins. Turn off the heat and let it stay for 5 mins. Drain and run cold water over it. Peel off the shell and set aside.
Take meat, onion, chilli, coriander leaves, salt, garam masala powder, cumin powder, ginger garlic paste, 2 tblspn of breadcrumbs and mix well.
Spread plastic wrap on the counter, take small portion of the meat and flatten it lightly. Place a egg over it, wrap the mutton mince over the eggs with a help of plastic wrap. Seal it well.
Now you can chill this for 15 mins.
Take flour in a bowl and add little water to make a paste. Take breadcrumbs in another bowl.
Take the egg and dip it in the flour mix. Roll it in breadcrumbs.
Chill this for 15 mins before frying.
Deep fry it in oil till golden.
Drain and serve.