Penne Tuna Pasta Bake with Cottage Cheese
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When you need a comforting and protein-packed easy dinner idea, this Penne Tuna Pasta Bake with Cottage Cheese checks all the boxes. It’s a lighter, nutritious twist on traditional tuna casserole, using cottage cheese instead of heavier cream sauces, and adding vegetables like zucchini and onion for flavor and extra goodness. It’s a great way to enjoy canned tuna and other pantry staples that you probably already have on hand.

Why Cottage Cheese Works in Pasta Bake
Cottage cheese may not be the first thing you think of when you hear “pasta bake,” but it’s an excellent alternative to cream or ricotta. It adds a mild, creamy texture and boosts the protein content of the dish without being heavy. When baked, it blends smoothly into the pasta, tuna, and veggies for a well-rounded, creamy finish.
If you prefer a smoother texture, you can blend the cottage cheese before mixing it in. This tuna casserole is not as heavy as the traditional recipes, but it’s so full of flavor.
Tuna: A Pantry Staple That Shines
Canned tuna is a great ingredient for quick and easy dinner ideas. It’s full of lean protein and pairs well with pasta and mild cheeses. In this dish, tuna adds a savory depth and helps make the meal more filling. Make sure to choose tuna packed in water for a lighter option, or use oil-packed tuna for richer flavor.
To lighten the dish and sneak in some extra veggies, this bake includes sautéed onion and zucchini. The onion brings sweetness, while zucchini adds moisture and a soft bite. Both are kid-friendly and blend in well with the creamy base, making this an excellent choice for picky eaters or little ones who aren’t always excited about vegetables.
Make-Ahead and Storage Tips
One of the best things about pasta bakes is how well they store. You can prepare this Penne Tuna Pasta Bake in advance, refrigerate it before baking, or freeze it for later. Leftovers reheat beautifully and make great lunches. To store, cover tightly and refrigerate for up to 3 days or freeze for up to 2 months.



How to Customize This Pasta Bake
This recipe is very flexible. You can swap in other veggies like spinach, mushrooms, or bell peppers, or add extra cheese on top for a more traditional cheesy crust. Whole wheat penne or gluten-free pasta can easily be used to suit dietary needs. You can also mix in a small amount of shredded cheese with the cottage cheese for added richness if desired.
To make your own Italian seasoning in a snap, check out the recipe here.

This recipe freezes great! For more freezer friendly canned tuna recipes, check this out.
Penne Tuna Pasta Bake with Cottage Cheese Recipe
Penne Tuna Pasta with Cottage Cheese
Ingredients
- 12 oz penne pasta cooked
- 2 5 oz cans tuna in water, drained
- 2 cups cottage cheese
- 1 medium zucchini diced
- 1 small onion finely chopped
- 1 tablespoon olive oil
- Salt and pepper to taste
- 1 clove garlic optional
- ½ teaspoon Italian seasoning
- ½ cup grated parmesan optional topping
Instructions
- Preheat your oven to 375°F (190°C).
- Lightly grease a 9×13 baking dish or similar size casserole pan.
- Cook the pasta according to package directions until al dente. Drain and set aside.
- In a large skillet, heat olive oil over medium heat.
- Add the chopped onion and cook for 3-4 minutes until softened.
- Add the diced zucchini and continue to cook for another 4-5 minutes until tender.
- Season with a little salt, pepper, italian seasoning, and garlic.
- Remove the pan from heat and add the cottage cheese, and cooked penne pasta.
- Pour the mixture into the prepared baking dish and spread it evenly.
- Sprinkle grated cheese on top.
- Bake uncovered for 20 minutes, until the dish is heated through.
- Let cool slightly before serving.
Nutrition
Serving Suggestions
This Penne Tuna Pasta Bake is a meal on its own, but it also pairs well with simple sides. A green salad with vinaigrette helps balance the richness, or you could serve it with roasted broccoli or carrots for more veggies. For a heartier plate, offer garlic toast or a whole grain roll.
Why Families Love It
This meal is one that pleases both kids and adults. The creamy cottage cheese blends everything together without overwhelming the flavors, and the familiar ingredients like pasta and tuna are comforting. It’s mild, nourishing, and easy to customize, making it a staple recipe you’ll want to keep in rotation.
More Tuna Casserole Ideas
For more ways to use pantry staples to make great meals, check these out:
Budget-Friendly and Balanced
Because it uses affordable pantry and fridge staples like canned tuna, cottage cheese, pasta, and common vegetables, this recipe is very budget-conscious. It also delivers a nice balance of protein, carbs, and fiber with added veggies—ideal for busy daycare days or feeding a hungry crowd on a dime.

