Ground Beef Casserole with Sweet Potato Cheese Sauce

This hamburger casserole is a wholesome, hearty, protein-packed dinner perfect for busy weeknights. Made with lean ground turkey, a creamy sweet potato cheese sauce, warming spices, and your favorite pasta, it offers a nourishing and approachable twist on the boxed classics. The dish bakes until bubbling and golden, delivering comforting flavors with better-for-you ingredients.

The boxed versions of hamburger casserole often rely on powdered cheese mixes and high levels of sodium. This homemade recipe gives you the same cozy, kid-friendly appeal while using real food ingredients: lean meat, homemade sweet potato purée, real cheese, and whole-grain or higher-protein pasta. It’s simple to prepare, family-approved, and stores well for easy leftovers.

What You Need for Hamburger Casserole

This version of hamburger casserole keeps the comforting notes of the original while removing additives and excess sodium. The result is creamy and bright, thanks to sweet potato purée. Here’s an overview of the main components:

Meat: Traditional recipes call for ground beef, but ground turkey is a lean, mild alternative that works beautifully here. The turkey is cooked with onion and a handful of warm spices to build savory depth.

Sweet Potato Cheese Sauce: The sauce combines cooked and puréed sweet potato with chicken broth and Colby jack cheese to create a velvety, slightly sweet cheese sauce. Sweet potato adds color, nutrients, and a natural creaminess.

Noodles: You can use small shells or any pasta you prefer. Whole wheat or chickpea-based pastas are good options if you want extra fiber or protein.

Hamburger Casserole Substitutions

This casserole is very adaptable; use it as a template to suit what you have on hand:

• Swap ground turkey for ground beef, ground chicken, or a plant-based ground substitute. For a vegetarian version, cooked lentils or black beans are hearty alternatives.
• Any short pasta works: shells, elbow macaroni, rotini, or penne. Use gluten-free or legume-based pasta if needed.
• If you don’t have homemade sweet potato purée, canned pumpkin or canned sweet potato can be used in the same amount to create a similar texture and flavor.

FAQ

How to Store this Casserole

We do not recommend freezing this casserole, as pasta can become overly soft after thawing. Instead, cool leftovers completely, transfer to an airtight container, and refrigerate for up to 4 days. Reheat individual portions in the microwave or warm in a covered baking dish until heated through.

Serving Suggestions

This casserole can easily stand alone as a full meal. Serve it with a simple green side to add fresh color and vegetables — steamed or roasted broccoli, sautéed green beans, or roasted asparagus pair particularly well.

Hamburger Casserole with Sweet Potato Cheese Sauce

This homemade hamburger casserole uses real ingredients — ground turkey, sweet potato purée, broth, and cheese — for a comforting, protein-forward weeknight meal.

Ingredients (serves 8)

Instructions

1. Preheat the oven to 400°F (200°C). Prepare about 1 cup of sweet potato purée by baking or boiling a medium sweet potato and blending until smooth. Set aside.
2. Bring a large pot of salted water to a boil. Add the pasta and cook until it is slightly firmer than al dente, so it will not overcook in the oven. Drain, rinse with cold water, and set aside.
3. Heat a large skillet over medium heat and add a splash of olive oil. Sauté the minced onion until softened, then add the ground turkey. Break the turkey into small pieces, season with garlic powder, salt, pepper, and powdered mustard, and stir in the tomato purée. Cook for 4–5 minutes until cooked through, then remove from heat.
4. Reduce the oven temperature to 375°F (190°C). In a blender or food processor, combine the sweet potato purée, chicken broth, Colby jack cheese, and salt. Blend until silky and fully combined, creating the sweet potato cheese sauce.
5. Grease a 9×13-inch casserole dish with cooking spray or a light coating of oil. Add the drained pasta, cooked turkey mixture, and sweet potato cheese sauce to the dish. Stir until everything is evenly coated.
6. If desired, sprinkle additional shredded cheese over the top. Bake for about 15 minutes, until the casserole is bubbly and the top is lightly golden.
7. Remove from the oven and allow to rest for 10 minutes before serving. Garnish with fresh parsley if you like.

Tips & Notes

• Storage: Cool completely, then store leftovers in an airtight container in the refrigerator for up to 4 days.
• Make it saucier: Add more of the sweet potato cheese sauce if you prefer a creamier, saucier casserole.
• Prevent burning: If the top is browning too fast, cover the dish loosely with foil while baking.

Nutrition (approximate per serving)

Calories: 357 kcal, Carbohydrates: 46 g, Protein: 23 g, Fat: 9 g, Fiber: 2 g, Sugar: 2 g

Nutrition information is automatically calculated and should be used as an approximation.

If you try this recipe, leave a comment to share how it turned out. Tag your photos with the hashtag #fitfoodiefinds if you post on social media — we’d love to see your version.