Procedure:
Boil water for pasta. Meanwhile, in a large skillet, brown ground beef, onion and garlic; drain and cool. Cook pasta in water, drain. Preheat oven to 400 degrees. Meanwhile pasta is cooking, combine meat, mozzarella cheese, bread crumbs, egg and parsley; season with salt and pepper. Cover bottom of a 13x9 casserole dish with 1/4 of the sauce.
Stuff cooked, drained shells with the meat mixture and place on top of sauce in dish in a row. Add red wine to remaining sauce and mix well; cover shells with sauce and sprinkle with parmesan cheese. Bake in oven for 20-25 minutes or until bubbly and browned.
Your jumbo shells stuffed with mozzarella cheese and meat is ready!
Buon appetito!