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Slow Cooker French Onion Ravioli

A cozy slow cooker dinner made with seasoned beef, tender ravioli, and a rich French onion style sauce that tastes like it simmered all day because it did.
Print Recipe
Delicious spicy chicken and egg curry served in a black bowl with bread on the side.
Prep Time:15 minutes
Cook Time:4 hours
Total Time:4 hours 15 minutes

Ingredients

  • 1 pound ground beef
  • 1 small onion thinly sliced
  • 1 packet beefy onion soup mix
  • 2 cups beef broth
  • 1 cup heavy cream
  • 25 ounces frozen cheese ravioli
  • 4-6 slices swiss cheese for topping
  • Parsley and crispy onions for topping

Instructions

  • Step 1: Brown the beef and soften the onions - In a skillet over medium heat, brown the ground beef with the thinly sliced onion. Cook until the beef is no longer pink and the onion has softened. Drain off any excess grease so the sauce does not get heavy later.
  • Step 2: Transfer the mixture to the slow cooker - Move the cooked beef and onion mixture into your slow cooker, spreading it out evenly so everything cooks nicely and the flavors can blend together.
  • Step 3: Stir in the broth, soup mix, and cream - Add the beefy onion soup mix, beef broth, and heavy cream to the slow cooker. Stir well so the seasoning dissolves and the sauce starts to come together smoothly.
  • Step 4: Slow cook until rich and fragrant - Cover and cook on low for 3 hours. This is when the onions really mellow out and the sauce starts to smell like classic French onion comfort.
  • Step 5: Add the ravioli gently - Drop the frozen cheese ravioli into the slow cooker and gently stir so each piece gets coated in the sauce without breaking apart.
  • Step 6: Cook until the ravioli are tender - Cover and cook for another 30 to 40 minutes, until the ravioli are soft and cooked through. Give them one gentle stir halfway through if needed.
  • Step 7: Melt the cheese on top before serving - Lay the Swiss cheese slices over the top, cover again, and let the cheese melt into a cozy layer before finishing with parsley and crispy onions if you like.

Notes

Substitutions

  • Ground turkey instead of beef: A lighter option that still works well with the French onion flavors.
  • Half and half instead of heavy cream: Makes the sauce a bit lighter while staying creamy.
  • Refrigerated ravioli instead of frozen: Works great and may cook a little faster, so keep an eye on it.

Variations

  • Add mushrooms: Sliced mushrooms add extra depth and pair beautifully with the onion flavor.
  • Top with extra crispy onions: For more crunch and that classic French onion soup vibe.
  • Swap ravioli for tortellini: Cheese tortellini works just as well and brings a slightly different texture.

Tips and Tricks

  • Stir gently after adding ravioli: This helps keep them from tearing while they cook.
  • Thicken if needed: If the sauce feels thin, stir in a small cornstarch slurry near the end and let it simmer a few minutes.
  • Let it rest before serving: Giving it a few minutes to sit helps the sauce thicken naturally.
  • Taste before serving: The soup mix is salty, so you may not need extra seasoning.
  • Use a liner for easy cleanup: Your future self will thank you.

Serving Ideas

  • With crusty bread: Perfect for soaking up that rich sauce at the bottom of the bowl.
  • With a simple green salad: Adds a little freshness to balance the richness.
  • With roasted vegetables: Broccoli or green beans pair nicely with the savory flavors.
  • As a potluck dish: Easy to transport and stays warm in the slow cooker.
  • With extra cheese on top: Because sometimes more cheese is the right answer.

Storage and Make Ahead Tips

  • Refrigerate leftovers: Store in an airtight container for up to 3 days.
  • Reheat gently: Warm on the stove or in the microwave with a splash of broth or cream.
  • Stir while reheating: Helps bring the sauce back together smoothly.
  • Avoid high heat: High heat can cause the cream sauce to separate.
  • Portion for lunches: This makes a satisfying next day meal.
Servings: 6 servings