Name: Cheesy Pasta Bake with Pumpkin Tomato Sauce
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Ingredients: 12 ounces short pasta (such as penne, rigatoni, rotini, or shells); 2 cups shredded mozzarella cheese; 1 cup shredded sharp cheddar or fontina cheese; 1/4 cup grated Parmesan or Pecorino Romano cheese; 2 tablespoons olive oil; 1 tablespoon butter; 1 medium yellow onion, finely diced; 3 cloves garlic, minced; 1 teaspoon kosher salt, plus more to taste; 1/2 teaspoon black pepper; 1 teaspoon dried Italian seasoning; 1/2 teaspoon smoked paprika; 1 cup canned pumpkin puree; 1 can crushed or pureed tomatoes (14 to 15 ounces); 1 cup low-sodium vegetable or chicken broth; 1/2 cup heavy cream or half and half; 1 to 1 1/2 cups cooked chicken sausage or Italian sausage, sliced or crumbled; 1 cup baby spinach or chopped kale; 1/4 teaspoon red pepper flakes; 2 tablespoons chopped fresh basil or parsley, for garnish

Cheesy Pasta Bake with Pumpkin Tomato Sauce tastes rich, cozy, and a little bit fancy while still feeling like weeknight comfort food. It works perfectly for busy families, date nights at home, or anyone who wants a fall-inspired pasta dinner on the table in about 45 minutes. I tested this version on my own picky relatives, and they went quiet at the table, which counts as the highest compliment in my house.

Why Choose This Cheesy Pasta Bake with Pumpkin Tomato Sauce

This pasta bake delivers creamy, cheesy comfort with a subtle sweetness from pumpkin and a bright kick from tomato. The pumpkin blends into the sauce, so even pumpkin skeptics usually just taste a velvety, slightly nutty richness.

You cook everything in one pot before baking, so cleanup stays manageable on a weeknight. Leftovers reheat beautifully, and the sauce clings to the pasta instead of drying out, which makes it a great meal prep option.

“Ultra cozy, super cheesy, and surprisingly easy, this Cheesy Pasta Bake with Pumpkin Tomato Sauce became an instant family favorite in our house. ★★★★★”

Ingredients You’ll Need

Pasta and cheese

12 ounces short pasta
- Use shapes like penne, rigatoni, rotini, or shells so the sauce tucks into all the little pockets.
- Whole wheat or chickpea pasta works too, but check the box and cook it a minute less than the package suggests.
2 cups shredded mozzarella cheese
- Low moisture, part skim melts nicely and still tastes rich.
- Pre-shredded cheese saves time, but fresh shredded melts smoother.
1 cup shredded sharp cheddar or fontina
- Sharp cheddar adds a tangy bite that balances the pumpkin.
- Fontina melts extra creamy if you want a more mellow flavor.
¼ cup grated Parmesan or Pecorino Romano
- This adds salty, nutty depth on top.
- Use the good stuff from the wedge if you can, not the green can.

Pumpkin tomato sauce base

2 tablespoons olive oil
1 tablespoon butter
- The combo gives flavor and helps the sauce feel silky.
1 medium yellow onion, finely diced
3 cloves garlic, minced
1 teaspoon kosher salt, plus more to taste
½ teaspoon black pepper
1 teaspoon dried Italian seasoning
- Or use a mix of dried basil and oregano.
½ teaspoon smoked paprika
- Adds a gentle smoky note that plays well with pumpkin.
1 cup canned pumpkin puree
- Use plain pumpkin puree, not pumpkin pie filling.
- Any standard American brand works great.
1 can (14 to 15 ounces) crushed or pureed tomatoes
- Fire roasted tomatoes add extra depth if you find them.
1 cup vegetable or chicken broth
- Use low sodium so you control the salt level.
½ cup heavy cream or half and half
- Heavy cream gives the richest texture.
- Half and half works if you want something a bit lighter.

Add-ins and toppings

1 to 1½ cups cooked chicken sausage or Italian sausage, sliced or crumbled (optional)
- Use mild if kids eat it, or spicy if you like heat.
1 cup baby spinach or chopped kale (optional)
- Stir this in at the end so it stays bright.
¼ teaspoon red pepper flakes (optional)
- Sprinkle in if you like a little kick.
2 tablespoons chopped fresh basil or parsley, for garnish

Equipment

Large oven safe skillet or Dutch oven
- If you do not have one, use a regular pot for the sauce and a 9×13 baking dish for the bake.
Large pot for boiling pasta
Colander
Wooden spoon or spatula
Measuring cups and spoons
Box grater if you shred your own cheese

Tips & Tricks

Salt the pasta water generously so the pasta tastes good before it hits the sauce.
Boil the pasta just to very firm al dente so it finishes cooking in the oven without turning mushy.
Stir the pumpkin puree into the aromatics before the liquid so it toasts slightly and develops deeper flavor.
Taste the sauce before you add the pasta and adjust salt, pepper, and red pepper flakes so the flavor pops.
Use a mix of cheeses so you get both stretch (mozzarella) and flavor (cheddar or fontina plus Parmesan).
Keep a little extra broth or pasta water nearby and thin the sauce if it looks too thick before baking.
Cover the pasta bake loosely with foil for the first part of baking so the cheese melts, then uncover to brown.
Let the pasta bake rest 5 to 10 minutes after it comes out of the oven so the sauce thickens and slices hold together.

How to Make Cheesy Pasta Bake with Pumpkin Tomato Sauce

Step 1: Boil the pasta

Bring a large pot of water to a strong boil and salt it generously. Add the pasta and cook it 1 to 2 minutes less than the package suggests for al dente. Drain the pasta and set it aside while you start the sauce.

Step 2: Sauté the aromatics

Heat the olive oil and butter in a large oven safe skillet or Dutch oven over medium heat. Add the diced onion and cook it until it turns soft and translucent, about 5 to 7 minutes, and stir often so it does not brown too fast. Add the garlic, salt, pepper, Italian seasoning, smoked paprika, and red pepper flakes if you use them, then stir and cook about 1 minute until the garlic smells fragrant.

Step 3: Toast the pumpkin and build the sauce

Spoon the pumpkin puree into the skillet and stir it into the onion mixture. Cook it 2 to 3 minutes and stir often so it does not stick, which deepens the flavor and cooks off any raw squash taste. Pour in the crushed tomatoes and broth, stir well, and scrape the bottom of the pan to pick up any browned bits.

Bring the mixture to a gentle simmer and cook it 5 to 7 minutes so the flavors mingle and the sauce thickens slightly. Lower the heat and stir in the cream or half and half until the sauce looks smooth and velvety. Taste and adjust seasoning with more salt and pepper if needed.

Step 4: Add protein and greens (optional)

If you use sausage, stir the cooked sausage into the sauce and let it heat through for a couple of minutes. Add the spinach or kale and stir until the greens wilt and look tender. Keep the heat low so the dairy does not scorch.

Step 5: Combine pasta and sauce

Add the drained pasta to the skillet with the pumpkin tomato sauce. Stir gently until every piece of pasta gets coated and the sauce fills all the nooks and crannies. If the mixture looks very thick, splash in a little extra broth or water until it looks creamy and loose but not soupy.

Step 6: Add the cheese

Turn off the heat. Stir in half of the mozzarella and half of the cheddar or fontina until the cheese melts into the sauce. Smooth the pasta into an even layer, then sprinkle the remaining mozzarella and cheddar over the top, followed by the grated Parmesan.

If you use a separate baking dish, transfer the saucy pasta into a greased 9×13 dish, then add the cheese on top. Spread the cheese to the edges so every bite gets a cheesy crust.

Step 7: Bake until bubbly

Heat your oven to 375°F. Cover the skillet or baking dish loosely with foil and bake 15 minutes so the cheese melts and the pasta finishes cooking. Remove the foil and bake another 10 to 15 minutes until the top turns golden and the edges bubble.

Let the Cheesy Pasta Bake with Pumpkin Tomato Sauce rest 5 to 10 minutes on the counter. Sprinkle with chopped basil or parsley before serving. Scoop generous portions and enjoy the cheese pulls.

What to Serve with Cheesy Pasta Bake with Pumpkin Tomato Sauce

Serve this Cheesy Pasta Bake with Pumpkin Tomato Sauce with a simple green salad tossed with lemon juice, olive oil, and a pinch of salt. Garlic bread or warm crusty rolls make a perfect side, especially if you like to swipe up extra sauce. Steamed broccoli, roasted Brussels sprouts, or green beans balance the richness and add color to the plate. A tall glass of sparkling water with citrus slices or a cozy mug of hot apple cider pairs nicely and keeps the meal family friendly.

Storage Options

Store leftovers in an airtight container in the fridge for up to 4 days.
Reheat single portions in the microwave with a splash of water or broth and cover the dish so the pasta stays moist.
Reheat larger portions in a covered baking dish at 350°F until hot in the center, about 20 minutes.
Freeze portions in freezer safe containers for up to 2 months, then thaw overnight in the fridge and reheat with a little extra liquid to bring back the creamy texture.