2 pounds Italian sausage — sweet, mild, or hot
48 ounces spaghetti sauce
1 can (6 oz.) tomato paste
1 large green pepper — sliced thin
1 large onion — sliced thin
1 Tablespoon grated Parmesan cheese
1 teaspoon parsley flakes
1 cup water
Place sausage in skillet; cover with water. Simmer 10 minutes; drain. Meanwhile, place remaining ingredients in slow cooker; add sausage (cut in hot dog lengths if using sweet sausage). Cover; cook on low 4 hours. Increase temperature to HIGH; cook 1 hour more. Serve on buns or slice and serve over spaghetti. Yield 8 servings.