Preheat oven to 175°C.
Cube bread slices and transfer to a bowl.
Shred cheese in a hand mixer or food processor. Reserve 1/2 cup of cheese and add the remaining to the bread cubes.
Add coriander leaves.
In a pan heat oil and saute onions, tomatoes and green chillies until the mixture is dry.
Add it to the bread and mix well.
Grease an 8" square tin and transfer the bread mixture to the tin.
Press the pieces evenly with a spoon.
In the same bowl, mix together milk and corn flour.
Pour it on top of the bread slices.
Top it with the remaining cheese.
Set aside for 15 minutes so that the bread soaks the milk.
Bake in the preheated oven for 1 hour.
Remove from oven, slice it up and serve..
