Then add garlic, salt, green chilies and tomato sauce.
Simmer for 30 minutes.
While that simmers, mix together cream cheese.
sour cream and onions.
Cook noodles.
In a pan 9x13 that has been sprayed with a non-stick cooking spray, Layer: 1/3 of sauce, 1/2 noodles, 1/2 cream cheese mixture, 1/2 mozzarella cheese, cover with 1/3 more sauce, remaining noodles, cream cheese, mozzarella cheese and sauce.
Bake at 350, uncovered for 30 minutes Remove from oven, cover and let sit for 10 minute.