First of all take 6 slices of bread and cut it's sides then take a pan add 2'tbsn of oil and a put spring onions saute them after add capcicum,carrot,corn seasonal veggies saute then and add salt as per your taste,red chilli falkes,oregano.

Grease the try in which you bake it then add first layer of bread top it with white sauce next veggies and last shezwan sauce and again make the layer of bread and white sauce and veggies make layers and at last spread cheese,oregano,chilli flakes and herbs cook it for half an hour in pan for 30 mins if you don't have oven otherwise you cook it on oven for 15mins @ 120 preheat oven.ready to serve.