Italian Shells Casserole

Prep: 20 min Cook: 60 min Serves: 8 Cuisine: Italian

Creamy, cheesy Italian Shells Casserole combines pasta, ground beef, marinara, and melted cheeses for a hearty, comforting dish perfect for family dinners and gatherings.

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Ingredients

  • 2 lb. medium macaroni shells
  • 2 lb. ground chuck
  • 1 tsp. salt
  • 1/2 tsp. pepper
  • 1 qt. marinara sauce
  • 1 pt. sour cream
  • 16 oz. shredded Provolone cheese
  • 16 oz. shredded Mozzarella cheese

Instructions

  1. Cook the macaroni shells until al dente, then rinse and drain.
  2. Brown the ground chuck in a skillet.
  3. Add salt and pepper to the ground beef.
  4. Stir in marinara sauce and simmer for 20 minutes.
  5. Line the bottom of a lasagna pan with half of the cooked shells.
  6. Spread half of the sour cream over the shells.
  7. Sprinkle half of each shredded cheese over this layer.
  8. Repeat the layers with remaining shells, sour cream, and cheese.
  9. Cover the pan and bake at 350°F for 40 minutes.
  10. Uncover and bake until the cheese is melted and lightly browned.

Tips & Substitutions

To enhance flavors, consider adding Italian herbs like oregano or basil to the marinara sauce. If you're looking for a lighter option, swap out ground chuck for ground turkey or chicken. For a creamy texture, you can substitute Greek yogurt for sour cream. Make sure to cook the shells just until al dente, as they will continue to cook while baking.

Serving Suggestions

This casserole pairs beautifully with a simple side salad dressed in olive oil and balsamic vinegar for a fresh contrast. Garlic bread or crusty rolls are excellent for sopping up any leftover sauce. For a complete meal, serve with a glass of red wine and consider exploring other Italian recipes to round out your dinner party.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place in an oven-safe dish, cover with foil, and warm in a preheated oven at 350°F for about 20-25 minutes, or until heated through. You can also microwave individual portions, but be mindful not to overcook.

Nutrition & Diet Analysis (per serving)

Each serving of Italian Shells Casserole contains roughly 710 calories, with 51g protein, 46g carbohydrates, and 36g fat. It is an excellent source of protein (101% of the Daily Value), calcium (86% of the Daily Value), and vitamin A (46% of the Daily Value), and a good source of potassium and iron. Note that it is relatively high in sodium, at 2212mg per serving (96% of the Daily Value).

710 kcal 35% DV
Protein Fat Carbs

Macronutrients

Protein 50.6g 100% DV
Total Fat 36.2g 46% DV
Carbs 45.7g 17% DV
Fiber 1.4g 5% DV
Sugar 7.8g 16% DV

Electrolytes

Sodium 2211.9mg 96% DV
Potassium 771.7mg 16% DV
Cholesterol 155.3mg 52% DV

Vitamins & Minerals

Vitamin A 413.3mcg 46% DV
Vitamin C 0.5mg 1% DV
Vitamin D 0.5mcg 3% DV
Calcium 1111.8mg 86% DV
Iron 2.6mg 14% DV
Diet fit High-protein
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make this casserole ahead of time?

Yes, you can assemble the casserole a day in advance. Just cover it tightly with foil and store it in the refrigerator. When ready to bake, remove it from the fridge about 30 minutes before cooking to bring it to room temperature, then bake as directed.

Can I freeze Italian Shells Casserole?

Absolutely! Freeze the assembled casserole before baking. Wrap it tightly in plastic wrap and then foil to prevent freezer burn. It can be stored for up to 3 months. To bake, thaw it in the refrigerator overnight and then follow the original baking instructions.

What can I use instead of Provolone cheese?

If you can't find Provolone, mozzarella is a great substitute, offering a similar meltiness. You could also try Gouda or Havarti for a different flavor profile. Just keep in mind that the texture and taste may vary slightly from the original recipe.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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