What You’ll Need: 1 tablespoon olive oil 1 pound hot Italian sausage, casings removed 1 cup chopped onion 2 (14-ounce) jars pizza sauce 1 green bell pepper, seeded and chopped 1/4 cup grated Parmesan cheese 3 cloves garlic, minced 1/2 teaspoon salt 1 cup shredded mozzarella cheese What To Do: In a large skillet over medium-high heat, heat oil; saute sausage and onion 6 to 8 minutes, or until browned, breaking up sausage into smaller pieces. In a 2-quart or larger slow cooker, combine sauce, green pepper, Parmesan cheese, garlic, and salt. Add sausage mixture and mix well. Cover and cook on low 4 hours. When ready to serve, stir in mozzarella cheese.