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+ servings
slow cooker baked ziti finished casserole

Slow Cooker Baked Ziti

This slow cooker baked ziti layers tender pasta, savory beef sauce, ricotta, and melty cheese into a comforting hands-off dinner.
Prep : 10 Total : 25 minutes

Ingredients
  

Ingredients

  • 1 lb ziti pasta uncooked
  • 1 lb lean ground beef
  • 1 small onion diced
  • 3 cloves garlic minced
  • 1 jar marinara sauce 24 ounces
  • 1 can diced tomatoes 14 ounces, drained
  • 1 tsp Italian seasoning
  • 1 tsp salt divided
  • 1/2 tsp black pepper
  • 15 oz ricotta cheese
  • 2 cups shredded mozzarella divided
  • 1/2 cup grated Parmesan

Instructions
 

Instructions

  • Cook the ziti in salted water until just shy of al dente. Drain and set aside.
  • Brown the beef and onion in a skillet until the beef is no longer pink. Stir in the garlic for 30 seconds, then drain excess fat.
  • Stir the marinara, tomatoes, Italian seasoning, pepper, and half the salt into the beef mixture.
  • Layer sauce, pasta, ricotta, mozzarella, and Parmesan in a greased slow cooker, repeating until used and ending with cheese.
  • Cover and cook on low for 3 to 3 1/2 hours, until bubbling and tender. Rest for 10 minutes before serving.