Spinach and Ricotta Stuffed Shells

Featured in Tasty Evening Meals.

Cook jumbo shells, stuff with ricotta-spinach mixture, cover with marinara sauce, and bake until bubbly. A classic Italian dinner that's sure to become a family favorite.
Clare Greco
Updated on Fri, 21 Feb 2025 18:41:15 GMT
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There's something deeply satisfying about pulling a bubbling dish of stuffed shells from the oven, watching the sauce gently simmer around each perfectly filled pasta. I stumbled upon this version one Sunday afternoon while craving my grandmother's recipe but wanting to add more greens. Now it's become my go-to comfort food that somehow feels both indulgent and wholesome.

Last winter, I brought this to a potluck and watched as people went back for seconds, then asked for the recipe. Sometimes the simplest dishes make the biggest impact.

The Right Stuff

  • Jumbo Shells: Buy extra - some always break, it's just a fact of life
  • Ricotta: Full-fat is best here - it creates that silky, creamy texture
  • Fresh Spinach: Yes, frozen works too, but fresh gives you better texture
  • Mozzarella: Grate your own - pre-shredded doesn't melt as nicely
  • Parmesan: The real stuff, not the shelf-stable kind in the green can
  • Marinara: Use your favorite jar or homemade if you're feeling ambitious
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Creating Shell Magic

Perfect Pasta:
Cook those shells in well-salted water until just shy of al dente - they'll finish cooking in the oven. A splash of olive oil in the water helps prevent sticking.
Filling Finesse:
Mix your filling until just combined - overworking it makes it dense. Taste for seasoning before adding the egg. It should taste slightly too salty on its own since the pasta will mellow it out.
Assembly Artistry:
Use a spoon (or if you're fancy, a piping bag) to fill each shell. Don't overstuff - leave room for the filling to expand as it heats.

My kids have started calling these "boats filled with treasure" - somehow that makes eating spinach much more appealing. Sometimes the best kitchen wins come from creative marketing!

Perfect Partners

A loaf of crusty garlic bread is non-negotiable in our house - perfect for soaking up every last drop of sauce. I usually throw together a simple green salad while the shells are baking. Nothing fancy, just some mixed greens with a light vinaigrette to balance out all that delicious cheese.

Make It Your Own

Sometimes I'll add sautéed mushrooms to the filling, or swap in kale for the spinach. When I'm feeling fancy, I'll mix in some fresh herbs - basil and oregano are favorites. My vegetarian friend adds chopped artichoke hearts to hers, and honestly? I might like it better that way now.

The beauty of this recipe is how forgiving it is. No ricotta? Use cottage cheese (just drain it first). Want it meatier? Add some Italian sausage to the sauce. My sister makes a butternut squash version in fall that's to die for.

Keeping It Fresh

These shells actually freeze beautifully - I often make a double batch and freeze half before baking. Just thaw overnight in the fridge when you're ready to cook. If you're storing leftovers, keep them in an airtight container for up to 4 days. A splash of extra sauce when reheating keeps everything nice and moist.

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Kitchen Wisdom

  • Let your ricotta drain in a fine-mesh strainer for 30 minutes if it seems watery
  • Save the pasta water - a splash helps thin out thick marinara sauce
  • Line up your filled shells close together - they help keep each other upright

You know those recipes that just feel like a hug? This is one of them. It's what I make when friends need comfort food, when the kids have had a tough day at school, or when I just want to spend a cozy afternoon in the kitchen.

I remember learning to make stuffed shells from my mom, how she taught me to cradle each shell in my palm while filling it. 'Gentle hands,' she'd say, 'treat them like they're precious.' Now I catch myself saying the same things to my daughter when she helps in the kitchen.

The best part might be the next day, when you find that one leftover shell in the fridge and realize you get to enjoy it all over again. Though in my house, leftover shells have become about as rare as leftover chocolate chip cookies!

P.S. If you end up with extra filling, don't throw it out! It makes an amazing spread for toasted bread, or you can dollop it on pizza. My husband actually requests extra just for this purpose.

When someone asks me for a fail-proof recipe that'll make them feel like a kitchen pro, this is the one I share. Because really, what's better than a dish that's simple enough for a weeknight but special enough for company? That's the sweet spot where the best recipes live.

Frequently Asked Questions

→ Can I freeze these stuffed shells?
Yes! Freeze before baking, wrapped well, for up to 3 months. Thaw overnight before baking.
→ What can I use instead of spinach?
Try kale, Swiss chard, or even roasted vegetables chopped small. Just cook and drain well first.
→ Can I make this ahead?
Assemble up to 24 hours ahead, cover and refrigerate. Add 10-15 minutes to baking time if cold.
→ What sides go well with this?
Serve with garlic bread and a simple green salad for a complete meal.
→ Can I use frozen spinach?
Yes, thaw and squeeze out all excess water. Use about 10 ounces frozen spinach for this recipe.

Spinach and Ricotta Stuffed Shells

Giant pasta shells stuffed with a creamy mix of ricotta, spinach, and cheese, then baked in marinara sauce until hot and bubbly.

Prep Time
25 Minutes
Cook Time
40 Minutes
Total Time
65 Minutes

Category: Evening Meals

Difficulty: Intermediate

Cuisine: Italian

Yield: 4 Servings

Dietary: Vegetarian

Ingredients

→ For the Shells

01 12 ounces jumbo pasta shells
02 1 cup whole milk ricotta cheese
03 1 cup shredded mozzarella cheese
04 1/2 cup freshly grated Parmesan cheese
05 1 large egg
06 2 cups fresh spinach, chopped
07 1 jar (24 ounces) marinara sauce
08 Salt and freshly ground pepper to taste
09 Fresh basil leaves for garnish

Instructions

Step 01

Heat your oven to 375°F (190°C). Cook the jumbo shells in boiling water following package directions. Drain and let them cool enough to handle.

Step 02

Mix ricotta, mozzarella, Parmesan, egg, and chopped spinach in a bowl. Season with salt and pepper until it tastes just right.

Step 03

Pour half the marinara sauce into your baking dish. Fill each shell with a generous scoop of the cheese mixture and place them in the dish. Top with remaining sauce.

Step 04

Cover the dish with foil and bake for 30 minutes. Uncover and bake 10 minutes more until bubbling and the cheese is melty. Top with fresh basil before serving.

Notes

  1. Make ahead tip: Assemble the shells up to 24 hours in advance, keep covered in the fridge, and bake when ready to serve

Tools You'll Need

  • Large pot for boiling pasta
  • 9x13 inch baking dish
  • Mixing bowl
  • Aluminum foil

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains dairy (ricotta, mozzarella, Parmesan)
  • Contains eggs
  • Contains gluten (pasta)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 485
  • Total Fat: 22 g
  • Total Carbohydrate: 48 g
  • Protein: 28 g