Slow Cooker Baked Ziti

Featured in: Weeknight Dinners

This comforting dish features tender ziti noodles layered with rich marinara sauce, creamy ricotta, melted mozzarella, and Parmesan cheese. Prepared easily in a slow cooker, it offers a hands-free way to develop deep flavors over several hours. Simply layer the uncooked pasta and cheeses with sauce, add water for perfect texture, and let it cook until bubbly and tender. Ideal for busy days, this meal serves six and can be customized with vegetables or fresh herbs for added taste.

Updated on Thu, 20 Nov 2025 11:28:00 GMT
Steaming hot slow cooker baked ziti, bubbling with melted mozzarella and rich tomato sauce, ready to serve. Save to Pinterest
Steaming hot slow cooker baked ziti, bubbling with melted mozzarella and rich tomato sauce, ready to serve. | yummywithmia.com

A hearty comforting pasta dish featuring tender ziti rich tomato sauce creamy ricotta and plenty of melted cheese all made effortlessly in the slow cooker with just five simple ingredients.

I first tried making this for a weeknight family dinner when I wanted something easy comforting and hands-off. It quickly became a favorite for busy evenings and special gatherings alike.

Ingredients

  • Pasta: 450 g 1 lb uncooked ziti or penne pasta
  • Sauce: 800 ml about 28 oz jar marinara or pasta sauce
  • Ricotta Cheese: 375 g 15 oz ricotta cheese
  • Mozzarella Cheese: 225 g 2 cups shredded mozzarella cheese
  • Parmesan Cheese: 60 g ½ cup grated Parmesan cheese
  • Water: 470 ml 2 cups water

Instructions

Prepare the slow cooker:
Lightly grease the inside of a large slow cooker with nonstick spray or a little olive oil.
Layer pasta:
Pour half of the uncooked ziti into the bottom of the slow cooker.
Add sauce:
Spoon half of the marinara sauce evenly over the pasta.
Spread cheese:
Dollop and gently spread half of the ricotta cheese over the sauce.
Add shredded cheeses:
Sprinkle half of the mozzarella and Parmesan cheese on top.
Repeat layers:
Repeat the layers with the remaining pasta sauce ricotta mozzarella and Parmesan.
Add water:
Pour the water evenly over the entire mixture.
Cook:
Cover and cook on LOW for 3 hours or until the pasta is tender and the cheese is melted and bubbly.
Rest:
Turn off the slow cooker and let the ziti rest uncovered for 10 minutes before serving.
A close-up of creamy, cheesy slow cooker baked ziti, a comforting Italian-American pasta dish. Save to Pinterest
A close-up of creamy, cheesy slow cooker baked ziti, a comforting Italian-American pasta dish. | yummywithmia.com

Every time I bring this out for a family gathering its the first dish to disappear and little hands always reach for seconds.

Required Tools

Slow cooker 56 quart measuring cups and spoons large spoon or spatula

Allergen Information

Contains wheat pasta milk ricotta mozzarella Parmesan check labels for crosscontamination risks

Nutritional Information per serving

Calories 420 total fat 14 g carbohydrates 54 g protein 20 g

Golden-brown, bubbly slow cooker baked ziti, a vegetarian delight, perfect for family dinner tonight. Save to Pinterest
Golden-brown, bubbly slow cooker baked ziti, a vegetarian delight, perfect for family dinner tonight. | yummywithmia.com

Serve warm straight from the slow cooker and pair with a crisp green salad for a complete meal.

Common Recipe Questions

Can I use different pasta shapes?

Yes, penne or other short tubular pasta works well as they hold the sauce and cheese effectively during slow cooking.

How do I prevent the dish from becoming watery?

Layering ingredients evenly and adding the recommended water amount helps ensure balanced moisture and creamy texture without excess liquid.

Can I add meat or vegetables?

Absolutely. Ground beef, sausage, or sautéed vegetables can be mixed in before cooking for added flavor and nutrition.

What is the best cheese mix for this dish?

A combination of ricotta, mozzarella, and Parmesan provides creaminess, meltiness, and a savory finish that complements the tomato sauce perfectly.

How long should I let the dish rest after cooking?

Allowing the baked ziti to rest uncovered for 10 minutes helps the sauce thicken and flavors meld before serving.

Slow Cooker Baked Ziti

Tender ziti layered with rich tomato sauce and creamy cheeses, cooked slowly for hearty comfort.

Prep Time
10 minutes
Cooking Duration
180 minutes
Overall Time
190 minutes
Created by Mia

Recipe Type Weeknight Dinners

Skill Level Easy

Culinary Origin Italian-American

Total Output 6 Portion Size

Dietary Preferences Vegetarian-Friendly

What You'll Need

Pasta

01 1 lb uncooked ziti or penne pasta

Sauce

01 28 fl oz marinara or pasta sauce

Cheeses

01 15 oz ricotta cheese
02 2 cups shredded mozzarella cheese
03 ½ cup grated Parmesan cheese

Water

01 2 cups water

Steps to Follow

Step 01

Prepare slow cooker: Lightly grease the interior of a large slow cooker with nonstick spray or olive oil.

Step 02

Layer pasta: Place half of the uncooked ziti evenly at the bottom of the slow cooker.

Step 03

Add sauce: Spread half of the marinara sauce evenly over the pasta layer.

Step 04

Add ricotta cheese: Dollop and gently spread half of the ricotta cheese atop the sauce.

Step 05

Add shredded cheeses: Sprinkle half of the mozzarella and Parmesan cheese evenly over the ricotta.

Step 06

Repeat layers: Repeat layering with remaining pasta, marinara sauce, ricotta, mozzarella, and Parmesan cheese.

Step 07

Pour water: Pour 2 cups of water evenly over the assembled ingredients.

Step 08

Cook: Cover and cook on LOW for 3 hours, until pasta is tender and cheese is melted and bubbly.

Step 09

Rest before serving: Turn off heat and let rest uncovered for 10 minutes before serving.

Tools Required

  • Slow cooker (5–6 quart capacity)
  • Measuring cups and spoons
  • Large spoon or spatula

Allergy Warnings

Please review individual ingredients for potential allergens and reach out to a healthcare professional if unsure.
  • Contains wheat (pasta) and milk (ricotta, mozzarella, Parmesan cheeses).
  • Check labels for potential allergens or cross-contamination.

Nutritional Info (per serving)

These details are for reference only and shouldn't replace professional medical consultation.
  • Calories Count: 420
  • Fats: 14 grams
  • Carbohydrates: 54 grams
  • Proteins: 20 grams