Stuffed Shells
["1 (12 oz.) box jumbo shells", "4 c. (2 lb.) Ricotta cheese", "1 c. shredded Mozzarella cheese", "grated Parmesan cheese", "1 egg", "1 Tbsp. parsley", "1/2 tsp. salt", "1/4 tsp. pepper", "1 lb. hamburg", "32 oz. favorite spaghetti sauce"]
["Cook jumbo shells according to package directions; drain. (Cool in a single layer on wax paper to keep parsley, salt and pepper.)", "Fill each shell with cheese mixture."]
["jumbo shells", "Ricotta cheese", "Mozzarella cheese", "Parmesan cheese", "egg", "parsley", "salt", "pepper", "hamburg", "favorite spaghetti sauce"]