I love making this high protein ground turkey casserole when I want a comforting meal that is simple, filling, and packed with flavor. It combines lean ground turkey, hearty vegetables, tender pasta, and plenty of melty cheese baked together into one satisfying dish. I find that it is perfect for busy weeknights, meal prep, or feeding the whole family with something wholesome and delicious.
Why You’ll Love This Recipe
I love this casserole because it delivers a lot of protein while still tasting rich and comforting. Ground turkey keeps the dish lighter than traditional casseroles, but it still brings plenty of savory flavor. I also enjoy how easy it is to prepare everything in one pan before baking it in the oven.
I like that it is very versatile, so I can easily add extra vegetables or adjust the seasonings depending on what I have in the kitchen. It reheats beautifully, which makes it great for leftovers or weekly meal prep. The combination of creamy sauce, pasta, turkey, and cheese makes it a reliable family favorite that everyone enjoys.
Ingredients
(Here’s a tip: Check out the full list of ingredients and measurements in the recipe card below.)
1 pound ground turkey 2 cups uncooked whole wheat pasta (penne or rotini) 1 tablespoon olive oil 1 small onion, diced 3 cloves garlic, minced 1 red bell pepper, diced 1 zucchini, diced 1 teaspoon Italian seasoning 1/2 teaspoon smoked paprika 1/2 teaspoon salt 1/2 teaspoon black pepper 1 can (14.5 ounces) diced tomatoes, drained 1 cup low-sodium marinara sauce 1/2 cup plain Greek yogurt 1/2 cup low-fat cottage cheese 1 1/2 cups shredded mozzarella cheese, divided 1/2 cup shredded cheddar cheese 2 tablespoons chopped fresh parsley (optional)
Directions
I start by preheating the oven to 375°F (190°C) and lightly greasing a 9×13-inch baking dish.
I cook the pasta in a large pot of salted water according to the package directions until al dente. I drain it and set it aside.
While the pasta cooks, I heat olive oil in a large skillet over medium heat. I add the diced onion and cook for about 3–4 minutes until it becomes soft and fragrant. I stir in the garlic and cook for another 30 seconds.
I add the ground turkey to the skillet and cook it for about 5–7 minutes, breaking it up with a spoon until it is fully browned. Then I stir in the diced bell pepper and zucchini and cook for another 3–4 minutes until the vegetables begin to soften.
I mix in the Italian seasoning, smoked paprika, salt, and black pepper. I then add the diced tomatoes and marinara sauce and let everything simmer for about 3 minutes.
In a small bowl, I combine the Greek yogurt and cottage cheese until smooth. I stir this mixture into the turkey sauce to create a creamy, high-protein base.
I add the cooked pasta to the skillet and mix everything together until well combined. I fold in 1 cup of the shredded mozzarella cheese.
I transfer the mixture into the prepared baking dish and sprinkle the remaining mozzarella and cheddar cheese evenly over the top.
I bake the casserole for about 20–25 minutes, until the cheese is melted and bubbly. I let it rest for about 5 minutes before serving and sprinkle fresh parsley on top if I want a little extra color and flavor.
I sometimes swap the whole wheat pasta for chickpea pasta or lentil pasta to boost the protein content even more. It still bakes beautifully and keeps the dish hearty.
I like adding extra vegetables such as spinach, mushrooms, or broccoli when I want to increase the nutritional value. I simply stir them into the skillet while cooking the turkey mixture.
For a slightly spicier version, I add a pinch of crushed red pepper flakes or a little hot sauce to the sauce mixture. It gives the casserole a nice kick without overpowering the other flavors.
If I want an even cheesier casserole, I mix in a bit of shredded parmesan along with the mozzarella.
storage/reheating
I store leftover casserole in an airtight container in the refrigerator for up to 4 days. I like portioning it into individual containers so it is ready for quick lunches.
To reheat, I warm a serving in the microwave for about 1–2 minutes until heated through. If I am reheating a larger portion, I place it in the oven at 350°F (175°C) for about 15 minutes.
I can also freeze the casserole. I wrap it tightly or store it in a freezer-safe container for up to 2 months. I thaw it overnight in the refrigerator before reheating.
FAQs
Can I make this casserole ahead of time?
I often assemble the casserole a day in advance and keep it covered in the refrigerator. When I am ready to cook, I simply bake it as directed, adding a few extra minutes if it is cold from the fridge.
Can I use ground chicken instead of turkey?
I sometimes substitute ground chicken when I have it on hand. It works just as well and keeps the casserole lean and high in protein.
What pasta works best for this recipe?
I prefer short pasta shapes like penne, rotini, or rigatoni because they hold the sauce well and mix evenly throughout the casserole.
Can I make this recipe low carb?
When I want a lower carb version, I replace the pasta with cooked cauliflower florets or zucchini noodles. The casserole still turns out creamy and flavorful.
How do I know when the casserole is done baking?
I look for the cheese on top to be fully melted and bubbly. The edges usually start to turn slightly golden, which tells me it is ready.
Conclusion
I enjoy making this high protein ground turkey casserole because it is simple, nourishing, and incredibly satisfying. The combination of lean turkey, creamy sauce, tender pasta, and melted cheese creates a comforting meal that always turns out well. It is one of those dependable recipes that I return to whenever I need a healthy dinner that the whole family will happily eat.
A comforting high-protein casserole made with lean ground turkey, whole wheat pasta, vegetables, a creamy tomato sauce, and melted cheese baked until bubbly. It is an easy, family-friendly meal perfect for busy weeknights or meal prep.
Ingredients
1 pound ground turkey
2 cups uncooked whole wheat pasta (penne or rotini)
1 tablespoon olive oil
1 small onion, diced
3 cloves garlic, minced
1 red bell pepper, diced
1 zucchini, diced
1 teaspoon Italian seasoning
1/2 teaspoon smoked paprika
1/2 teaspoon salt
1/2 teaspoon black pepper
1 can (14.5 ounces) diced tomatoes, drained
1 cup low-sodium marinara sauce
1/2 cup plain Greek yogurt
1/2 cup low-fat cottage cheese
1 1/2 cups shredded mozzarella cheese, divided
1/2 cup shredded cheddar cheese
2 tablespoons chopped fresh parsley (optional)
Instructions
Preheat the oven to 375°F (190°C) and lightly grease a 9×13-inch baking dish.
Cook the pasta in a large pot of salted water according to package directions until al dente. Drain and set aside.
Heat olive oil in a large skillet over medium heat. Add diced onion and cook for 3–4 minutes until softened. Stir in the garlic and cook for about 30 seconds.
Add the ground turkey and cook for 5–7 minutes, breaking it apart with a spoon until fully browned.
Add the diced bell pepper and zucchini and cook for another 3–4 minutes until the vegetables begin to soften.
Stir in Italian seasoning, smoked paprika, salt, and black pepper. Add diced tomatoes and marinara sauce and simmer for about 3 minutes.
In a small bowl, mix the Greek yogurt and cottage cheese until smooth, then stir it into the turkey mixture to create a creamy sauce.
Add the cooked pasta to the skillet and mix until everything is evenly combined. Fold in 1 cup of shredded mozzarella cheese.
Transfer the mixture to the prepared baking dish and sprinkle the remaining mozzarella and cheddar cheese evenly on top.
Bake for 20–25 minutes until the cheese is melted and bubbly. Let the casserole rest for 5 minutes before serving and garnish with parsley if desired.
Notes
You can substitute chickpea or lentil pasta to increase the protein content.
Add extra vegetables such as spinach, mushrooms, or broccoli for additional nutrition.
For a spicier flavor, add crushed red pepper flakes or a dash of hot sauce.
Parmesan cheese can be mixed in for an even cheesier casserole.
Store leftovers in an airtight container in the refrigerator for up to 4 days.
Reheat individual portions in the microwave for 1–2 minutes or in the oven at 350°F (175°C) for about 15 minutes.
The casserole can be frozen for up to 2 months and thawed overnight in the refrigerator before reheating.
You can assemble the casserole a day ahead and refrigerate it before baking.
