Chicken Parmesan

6-8 chicken breasts
1 pkg Ritz crackers
3 T parmesan cheese
1 T garlic salt
1 c sour cream

Crush crackers, add parmesan cheese and garlic salt.  Set aside. Wash and dry chicken. Coat with sour cream. Dip in cracker crumbs. Place on foil-lined baking sheet. Drizzle with butter. Bake at 350 for 45-1 hour.  Spaghetti sauce on top