Easy Baked Penne Pasta
This baked penne is the kind of dinner I fall back on when time is short and the family is hungry. It comes together with pantry-friendly ingredients, behaves well in a 9×13 pan, and gives you gooey, browned cheese without babysitting the stove. There’s comfort here—cheese, tomato sauce, and tender pasta—but it’s practical comfort: fast to assemble, forgiving on timing, and easy to scale.
You’ll appreciate that this dish doesn’t require weird ingredients or elaborate steps. The filling is simply pasta, sauce, cottage cheese, sour cream, garlic, and mozzarella. The cottage cheese and sour cream add creaminess without needing a béchamel. The mozzarella melts beautifully on top and inside, giving that irresistible pull when you serve it.
Below I give a clean ingredient checklist, the exact step-by-step method, and practical tips for swaps, storage, and troubleshooting. Whether you want a no-fuss weeknight meal or a dish to bring to a potluck, this baked penne is a reliable choice.
Ingredient Checklist
- 1 12–16 ounce box penne pasta — the pasta holds sauce well; cook to al dente so it finishes perfectly in the oven.
- 1 24 ounce jar pasta sauce (and brand/flavor you like) — the base flavor; use a plain marinara or a flavored jar you already love.
- 8 ounces cottage cheese, low fat is fine — adds creaminess and body without overpowering the sauce.
- 8 ounces sour cream, low fat is fine — smooths and enriches the sauce mixture; stabilizes texture while baking.
- 5 cloves garlic, pressed — fresh garlic brightens the whole dish; pressing releases more flavor than mincing.
- 4 cups shredded mozzarella, divided — part mixed into the pasta for melty interior, and part on top for a bubbly browned crust.
The Method for Baked Penne Pasta
- Preheat oven to 375°F.
- Bring a large pot of salted water to a boil and cook the penne pasta according to the package directions until al dente. Drain the pasta well.
- In a large bowl, combine the pasta sauce, cottage cheese, sour cream, and the pressed garlic cloves. Stir until the mixture is smooth and evenly blended.
- Add the drained pasta to the sauce mixture and stir gently until the pasta is evenly coated.
- Stir in 2 cups of the shredded mozzarella until evenly distributed.
- Spread the pasta mixture in a 9×13-inch baking dish in an even layer.
- Sprinkle the remaining 2 cups of shredded mozzarella evenly over the top of the pasta.
- Bake uncovered for 15–25 minutes, or until the pasta is hot all the way through and the cheese is melted and bubbly.
- Let the baked penne rest for a few minutes, then serve hot.
- Store any leftovers in an airtight container in the refrigerator for up to 3 days.
Why Baked Penne Pasta is Worth Your Time
This dish delivers big return on a small investment of active time. You boil pasta, stir a quick sauce, assemble, and pop it in the oven. The hands-on time is minimal, yet the result feels homemade and special. That makes it perfect for weeknights, easy entertaining, or a comforting weekend dinner when you’d rather not fuss.
The combination of cottage cheese and sour cream keeps the filling creamy without adding heavy cream or a complicated cheese sauce. The tomatoes bring acidity that cuts through the dairy, so each bite stays balanced. Mozzarella gives you those stretchy bites people love, and because half the cheese is mixed inside and half is layered on top, you get gooey interior pockets and a golden, slightly crisp top.
It’s forgiving. Underbake slightly and it finishes bubbling on the counter. Overbake a little and you still end up with a tasty, slightly crisp-edged casserole. That margin of error is golden when you’re juggling kids, work, or last-minute plans.
Dairy-Free/Gluten-Free Swaps
If you need to avoid dairy or gluten, this recipe adapts well with a few straightforward swaps.
- Gluten-free pasta: Use a 12–16 ounce box of your favorite GF penne and follow the package directions for al dente—GF pasta can go from perfect to mush quickly, so check it early.
- Dairy-free “cottage cheese” and sour cream: Use plant-based cottage cheese alternatives or mashed silken tofu to mimic cottage cheese texture, and swap sour cream with a dairy-free cultured sour cream or full-fat coconut yogurt (unsweetened).
- Dairy-free cheese: Use a shred-style dairy-free mozzarella for melting; check the label for meltability—some brands perform better once baked.
Must-Have Equipment
Keep the gear simple—this is a low-equipment recipe.
- Large pot: Big enough for a full box of penne without crowding so the pasta cooks evenly.
- 9×13-inch baking dish: The recipe is sized for this pan; it yields the right depth for even baking.
- Large mixing bowl and wooden spoon or spatula: For combining the sauce, cheeses, and pasta.
- Colander: For draining the pasta well; excess water dilutes the sauce.
- Measuring cups: For the shredded mozzarella and other components.
What Not to Do
There are a few simple missteps that change the final texture. Avoid them.
- Don’t under-drain the pasta: Too much water thins the sauce and prevents the dish from setting properly.
- Don’t skip pressing the garlic: Whole or rough-chopped cloves won’t distribute flavor evenly; pressing releases the garlic’s oils into the mix.
- Don’t pile too much cheese on top right away: Use the divided approach in the recipe—some inside and some on top—so you get melty interior and a nicely browned top rather than a dry, over-browned crust.
- Don’t cover while baking: The method calls for baking uncovered to let the cheese brown; covering traps steam and gives a steamed top.
Seasonal Ingredient Swaps
Baked penne is a great canvas for seasonal produce and additions. Keep the base the same and add one or two seasonal elements:
- Summer: Stir in halved cherry tomatoes and fresh basil just before serving for brightness. You can also fold in chopped grilled zucchini or bell peppers.
- Fall: Add roasted butternut squash cubes or sautéed mushrooms into the pasta before baking for deeper flavors and heartiness.
- Winter: Fold in baby spinach (briefly wilted) or kale to boost nutrients and cut some of the richness with leafy greens.
- Spring: Peas or thinly sliced asparagus tips work well—toss them in with the pasta so they cook through but retain texture.
What Could Go Wrong
Most problems are fixable and predictable. Here are common issues and quick remedies.
- Result: Watery bake. Cause: Pasta not drained or sauce too thin. Fix: Drain pasta thoroughly next time; you can also simmer the jarred sauce for a few minutes to reduce excess liquid before mixing.
- Result: Soggy pasta layer. Cause: Overcooked pasta. Fix: Cook penne to firm al dente (a minute or two less than package instructs) since it finishes baking in the oven.
- Result: Cheese top burns before inside heats through. Cause: Oven too hot or thin layer of pasta. Fix: Lower oven to 350°F and cover loosely with foil for the first part of baking; uncover at the end to brown.
- Result: Bland flavor. Cause: Not enough seasoning or low-quality sauce. Fix: Taste the sauce mixture before baking and add a pinch of salt, pepper, red pepper flakes, or a teaspoon of dried Italian seasoning if needed.
Store, Freeze & Reheat
Leftovers keep and reheat well when you handle them right.
- Refrigerate: Cool the casserole to room temperature, then store in an airtight container for up to 3 days as the recipe directs.
- Freeze: For longer storage, portion into freezer-safe containers and freeze for up to 2 months. Thaw overnight in the fridge before reheating.
- Reheat from fridge: Microwave single portions in 30–45 second bursts, stirring between, until hot. For better texture, reheat in a 350°F oven for 15–20 minutes covered, uncovering for the last 5 minutes to re-crisp the top.
- Reheat from frozen: Thaw overnight, then bake at 350°F for 20–30 minutes until hot; if still cold in the center, tent with foil and bake a bit longer.
Popular Questions
Can I use ricotta instead of cottage cheese? Yes. Ricotta will give a smoother texture and a slightly sweeter dairy note. Measure by volume to match the cottage cheese quantity.
Do I need to salt the pasta water? Yes. Salt seasons the pasta from within; use enough so the water tastes like the sea. It makes a noticeable difference.
Can I make this ahead and bake later? Absolutely. Assemble the dish, cover tightly, and refrigerate for up to 24 hours before baking. Add a few extra minutes to the bake time if the casserole is cold from the fridge.
Can I add meat? Yes—browned Italian sausage, ground beef, or shredded rotisserie chicken work well. Fold cooked meat into the pasta mixture before transferring to the baking dish.
How do I keep the top from getting too brown? If the top is browning too quickly, loosely tent foil over the baking dish for part of the bake time, then remove it for the last 5–10 minutes to finish bubbling.
Before You Go
If you make this dish tonight, follow the recipe as written the first time to learn the timing in your oven. Once you’re comfortable, try one seasonal addition or a protein to make it your own. Keep a container of pre-shredded mozzarella in the fridge so assembly takes only minutes. This baked penne is resilient, forgiving, and crowd-pleasing—exactly the kind of dinner that earns a permanent spot in the weeknight rotation.
When you serve it, be ready for the compliments. A simple crisp green salad and a squeeze of lemon or sprinkle of chopped basil will elevate the plate without adding fuss. Enjoy the comfort—and the ease.
Easy Baked Penne Pasta
Ingredients
Equipment
Method
- Preheat oven to 375°F.
- Bring a large pot of salted water to a boil and cook the penne pasta according to the package directions until al dente. Drain the pasta well.
- In a large bowl, combine the pasta sauce, cottage cheese, sour cream, and the pressed garlic cloves. Stir until the mixture is smooth and evenly blended.
- Add the drained pasta to the sauce mixture and stir gently until the pasta is evenly coated.
- Stir in 2 cups of the shredded mozzarella until evenly distributed.
- Spread the pasta mixture in a 9×13-inch baking dish in an even layer.
- Sprinkle the remaining 2 cups of shredded mozzarella evenly over the top of the pasta.
- Bake uncovered for 15–25 minutes, or until the pasta is hot all the way through and the cheese is melted and bubbly.
- Let the baked penne rest for a few minutes, then serve hot.
- Store any leftovers in an airtight container in the refrigerator for up to 3 days.
