Pre-Heat your oven to 350˚.
In skillet/pan break up and brown Italian sausage. Drain fat and add in pasta sauce, heat for a couple minutes and set aside.
In a large bowl mix together cottage cheese, cream cheese, sour cream, parmesan cheese, and seasonings. Add in the the cheese ravioli and mix until they are coated.
Spread coated ravioli into a baking dish, pour meat sauce over ravioli and top with mozzarella cheese.
Bake for 40 to 45 minutes. Allow to rest and cool for about 10 minutes before serving.