Preheat oven to 350°F Fahrenheit and grease 9x13 casserole dish

spread a thick layer of noodles into the baking pan

spread the tuna on top of the noodles

spread the soup over top of the tuna evenly

spread half the cheese on top of the soup

spread the mixed vegetables on top of the cheese

spread the remaining noodles on top of the vegetables

spread the remaining cheese over the top of the noodles

mix together the bread crumbs and butter, spread the crumble over top of the cheese

bake covered for 30 minutes, and then bake uncovered for 20 minutes until crumble is golden brown