Classic Italian Spaghetti Sauce
["1 lb. hot Italian sausage links", "2 lb. ground beef", "1/2 lb. fresh mushrooms, sliced", "2 medium onions, chopped", "2 cloves garlic, minced", "1 green pepper, chopped", "olive oil", "3 (28 oz.) cans tomatoes in tomato puree", "2 (6 oz.) cans tomato paste", "2 c. grated Parmesan cheese", "2 tsp. Italian herb seasoning", "3 tsp. sugar", "1 tsp. salt", "3/4 tsp. black pepper", "1 c. chopped parsley"]
["Remove sausage meat from casings.", "In 8-quart Dutch oven over high heat, cook sausage meat and ground beef, stirring often until all pan juices evaporate and meat is browned.", "With slotted spoon remove mixture to bowl."]
["hot Italian sausage links", "ground beef", "fresh mushrooms", "onions", "garlic", "green pepper", "olive oil", "tomatoes", "tomato paste", "Parmesan cheese", "Italian herb seasoning", "sugar", "salt", "black pepper", "parsley"]