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Dinner · Part 1 of 3: Ingredients

Easy Slow Cooker Ravioli Lasagna

A steaming portion of ravioli lasagna being lifted from a slow cooker with a spatula, showing strings of melted cheese.
Prep
Cook
Total
Serves
6
Includes 10 min resting

Discover the secret to a stress-free dinner with this slow cooker ravioli lasagna. By layering store-bought refrigerated ravioli with a savory tomato sauce and plenty of melty cheese, you create a restaurant-quality meal without the effort of traditional boiling or baking.

It is the perfect solution for busy weeknights when you crave something hearty, warm, and comforting without spending hours in the kitchen. Simply prep, layer, and let the slow cooker work its magic for a delicious result.

This recipe reimagines the classic lasagna by swapping traditional noodles for pillowy, refrigerated cheese ravioli. The slow cooker gently simmers the pasta in a rich, seasoned tomato sauce, allowing the flavors to meld beautifully over several hours.

The result is a tender, saucy dish that is topped with a golden, gooey layer of melted mozzarella. Whether you are hosting a casual dinner or looking for a reliable meal for the family, this ravioli lasagna provides a satisfying, comforting experience with very little cleanup required.

Ingredients

Makes 6 servings · serves 6

Layers

  • 24 oz marinara sauce
  • 20 oz refrigerated cheese ravioli
  • 3 cups shredded mozzarella cheese
Contains: gluten, milk

Why this recipe works

The slow cooker method is ideal for this dish because it provides a consistent, low-heat environment that gently cooks the ravioli directly in the sauce. This process allows the pasta to absorb the savory flavors of the tomatoes while maintaining a perfectly tender texture, unlike boiling which can lead to overcooked or broken pasta. The long, slow cooking time ensures the sauce becomes deeply flavorful and well-integrated into every bite of the lasagna.

Ready to start cooking right away?📖 Jump to Part 2 — Step-by-Step Method →

Layering the ingredients in the slow cooker creates a structure that mimics a traditional baked lasagna. By alternating the ravioli with the sauce and cheese, you ensure that every serving is packed with flavor and texture.

The moisture trapped inside the slow cooker keeps the cheese gooey and the pasta perfectly hydrated, preventing the edges from drying out. This method is highly effective for busy schedules as it requires minimal monitoring, yielding a consistent and delicious meal.

Notes and substitutions

For the sauce, any high-quality store-bought marinara works well, but choosing one with herbs like basil or oregano can enhance the overall flavor profile. Using fresh, refrigerated ravioli is essential for this recipe, as the moisture content is perfectly balanced for the slow cooker, unlike frozen or dry pasta which would require significant adjustments to the cooking time and liquid ratios.

When it comes to the cheese, freshly shredded mozzarella is recommended for the best melting properties, as pre-shredded varieties are often coated in starches that prevent them from becoming perfectly gooey.

The slow cooker size matters as well; a 6-quart cooker is ideal for this amount of ingredients, providing enough space for the layers to cook without being too crowded. If you find the sauce is too thick after cooking, a splash of water can be stirred in.

  • cheese ravioli: spinach and ricotta ravioli for added greens

Equipment

  • Slow cooker
  • Spatula
  • Measuring cups

Coming up in Part 2: the method

  1. Assembling the base · 1 stepPrepare the layers
  2. Building the layers · 1 stepStack the lasagna
  3. Cooking to perfection · 1 stepCook and serve

Up next · Part 2 of 3

3 steps · 4 h of cooking · what to look for at each stage

Step-by-step instructions (Part 2)