Old Fashioned Tuna Noodle Casserole

4 Preheat the oven to 350°.
5 Spray a 2 quart casserole dish with no-stick spray.
0 Cook the egg noodles in boiling salted water until just done.
1 Drain.
2 Add the egg noodles, tuna, soup, 1/2 cup of cheese and milk to a large bowl. (Add in the optional ingredients if using)
3 Mix gently.
6 Gently spoon mixture into the prepared casserole dish.
7 Top with remaining cheese then sprinkle with potato chips.
8 Bake 20 minutes or until hot and bubbly.
9 Let stand for about 5 minutes and then serve warm.