Brown meat, onion, bell pepper, chopped garlic. When meat & veggies are done, drain fat from meat. Add tomato paste, water, salt, pepper. Simmer for about 5 minutes.
In a separate pan, heat milk, cream cheese, garlic powder and parmesan cheese. Combine cheese mixture & noodles together. Spray a baking dish. Alternate layers of meat mixture & noodles. Start with meat.
Bake @ 350 degrees for 20 minutes or so. Sprinkle with parmesan cheese & bake 10 minutes longer.