1 1/2 lbs bulk pork sausage
1 small onion, sliced
28 oz can or jar spaghetti sauce
1 pkg pasta noodles, uncooked
16 oz can tomato sauce
3/4 cup water
4 oz can mushrooms, drained
16 oz pack shredded mozzarella cheese
8 oz pkg pepperoni, chopped

Fry sausage and onion in frypan and drain. Place one third of puzza mixture in slow cooker. Then layer one third of uncooked pasta. In a bowl, combine tomato and spaghetti sauce, mushrooms and water. Pour one third of this mixture over noodles in crock pot. Repeat all layers twice more. Top with pepperoni and then cheese. Cover and cook in low 6-8 hours.