Name: Ground Turkey and Sweet Potato Casserole
Prep time: 20 min
Cook time: 50 min
Total time: 70 min
Ingredients: 1 1/4 lbs ground turkey (93% lean); 1 tbsp olive oil; 1 medium yellow onion (diced); 3 cloves garlic (minced); 1 1/2 tsp ground cumin; 1 tsp chili powder; 1/2 tsp smoked paprika; 1 tsp kosher salt (divided); 1/2 tsp black pepper (divided); 1 can diced tomatoes (14.5 oz, drained); 2 tbsp tomato paste; 1/4 cup chicken broth (low sodium); 2 large sweet potatoes (peeled and sliced 1/4-inch thick); 1 1/2 cups sharp cheddar cheese (freshly shredded); 2 tbsp fresh cilantro or parsley (chopped, for serving)

From the roundup: 24 Fall Casserole Recipes for Cozy Comfort Dinners

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Tender sweet potato slices on top, slightly caramelized where the cheddar meets the edges of the pan, and a turkey filling underneath that stays moist because the foil traps the steam for the first half of baking. Ground turkey and sweet potato casserole is one of my reliable Tuesday dinners, and the active work is about 20 minutes of browning meat and slicing potatoes before the oven takes over. The one mistake worth warning you about: if you skip the foil and go straight to uncovered baking, the top potato layer will still be firm by the time the cheese has already browned and started to pull away from the edges. Cover it for the first stretch, then pull the foil and add the cheddar for the last 20 minutes, and those top slices will be fully tender every time.

Why you will love this

The turkey filling is cooked and seasoned before it ever goes in the oven, so the final dish is not bland or greasy.
Slicing the sweet potatoes to 1/4-inch means they finish cooking at the same time as everything else, no underdone bites.
Sharp cheddar on top gives a salty contrast to the slightly sweet potato layers underneath.
One 9×13 pan, no separate side dish needed, four servings with enough for lunch leftovers.
The foil-off step at the end is forgiving. You have a 5-minute window between perfectly bubbling and overdone, so it is easy to pull at the right moment.

Tips for success

Drain the skillet after browning the turkey. Ground turkey at 93% lean still releases liquid, and if you skip this step it makes the filling watery and the sweet potato layer soggy.
Slice the sweet potatoes as close to 1/4-inch as you can. Thicker slices will still be firm when the cheese is done. A mandoline makes this fast, but a sharp knife and a steady hand works fine.
Cover the dish tightly with foil for the first 25 minutes. This is what steams the sweet potato layers through. Loose foil lets steam escape and you will end up with chewy edges.
Let the casserole sit for 5 minutes before cutting. It is hard to wait, but it slices much cleaner and the layers hold together better on the plate.

If it turns out watery or dry

Watery casserole usually means the turkey filling was not simmered long enough after adding the tomatoes and broth. It should look saucy but tight before it goes into the dish, not loose.
If the sweet potatoes on top are still firm after the cheese is browned, cover with foil again and give it 5 to 8 more minutes. Oven temperatures vary and thicker slices need the extra steam.
If the filling looks dry after reheating, add a small splash of chicken broth before warming and cover the dish so it steams back to life.

Substitutions

Ground chicken works in place of turkey with no other changes. Lean ground beef works too, though you will want to drain it well. If your family does not eat cilantro, flat-leaf parsley is listed in the recipe and tastes just as good here. For kids who are sensitive to spice, cut the chili powder to 1/2 teaspoon and skip the smoked paprika. The cumin is the flavor backbone, so keep that one.

Pepper jack melts well and adds heat if you want it. For a dairy-free version, a shredded plant-based cheddar that says it melts on the bag works fine, just watch it closely in the last few minutes because some brands brown faster than dairy cheese. Fire-roasted canned tomatoes can replace the regular diced tomatoes if you want a little more depth in the filling.

Make-ahead and storage

You can brown and season the turkey filling up to 2 days ahead and keep it covered in the fridge. When you are ready to bake, slice the sweet potatoes fresh, assemble the dish, and go from there. I do not recommend assembling the whole casserole a day ahead because the sweet potato slices start to release moisture and the bottom layer gets soft before it ever hits the oven.

Leftovers keep covered in the fridge for up to 4 days and reheat well. Microwave individual portions covered for 2 minutes, then check and add another minute if needed. To reheat the whole dish, cover with foil and warm at 350 degrees F for about 15 minutes. This casserole freezes reasonably well if you cool it completely first and store it in airtight containers for up to 3 months. Thaw overnight in the fridge before reheating. The sweet potato texture softens a bit after freezing, but the flavor holds up.

Brittany’s note

Sweet potato makes this feel filling without a heavy cream sauce. My crew treats it like a ‘loaded baked potato’ night — cheese on top, eaten.

Casseroles & bake-and-done dinners

Real weeknight meals we rotate when school, sports, and picky eaters collide:

Ground Beef Taco Casserole — bake-and-done for chaotic evenings
Slow Cooker Chicken and Rice Casserole — bake-and-done for chaotic evenings
Slow Cooker Chicken Enchilada Casserole — bake-and-done for chaotic evenings

Kitchen systems that help: How I meal plan for a family of seven · Feeding picky eaters without two dinners · Make-ahead system for sports nights · All Kitchen Guides

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