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A casserole dish filled with roasted sweet potatoes, seasoned ground turkey, bell peppers, and melted cheese, garnished with fresh herbs.

Ground Turkey Sweet Potato Bake Recipe – Healthy Casserole with Veggies & Lean Protein

This Ground Turkey Sweet Potato Bake is a wholesome, protein-packed casserole that’s perfect for busy weeknights or meal prep. Lean ground turkey is sautéed with onions, garlic, and spices, then layered with roasted sweet potatoes, colorful veggies, and a sprinkle of cheese for a comforting, balanced dish. It’s gluten-free, easy to customize, and full of flavor. Serve it fresh out of the oven or portion it into containers for grab-and-go lunches throughout the week!
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Prep Time 20 minutes
Cook Time 35 minutes
Total Time 55 minutes
Course Casserole, Meal Prep, One-pan dinner
Cuisine American
Servings 6
Calories 320 kcal

Equipment

  • Large skillet
  • Baking sheet
  • 9x13-inch baking dish
  • Mixing bowls
  • Knife and cutting board
  • Measuring Cups and Spoons

Ingredients
  

Main:

  • 1 lb lean ground turkey (93% or higher)
  • 2 medium sweet potatoes, peeled and cubed
  • 1 zucchini or 1 bell pepper, chopped
  • 1 small onion, diced
  • 2 cloves garlic, minced
  • 2 tbsp olive oil

Seasonings:

  • 1 tsp paprika
  • ½ tsp cumin
  • Salt and pepper to taste

Optional Add-ins:

  • ½ cup shredded cheddar or parmesan
  • 1 cup fresh spinach
  • ¼ tsp chili flakes

Instructions
 

  • Preheat oven to 400°F (200°C). Line a baking sheet with parchment paper.
  • Roast sweet potatoes: Toss with 1 tbsp olive oil, salt, and pepper. Roast for 20–25 minutes until golden and tender.
  • Sauté turkey mixture: In a skillet, heat 1 tbsp olive oil. Add onion and garlic, cook until fragrant. Add turkey, paprika, cumin, salt, and pepper. Cook until browned. Stir in zucchini or bell pepper and cook 3–4 minutes.
  • Combine and bake: In a baking dish, mix roasted sweet potatoes with turkey mixture. Add spinach and cheese if using. Stir to combine.
  • Bake: Bake for 15–20 minutes until bubbly and golden.
  • Garnish and serve: Top with fresh herbs, avocado slices, or a drizzle of yogurt.

Notes

  • Flavor layering: Season each component individually for depth.
  • Roasting tip: Spread sweet potatoes evenly to avoid steaming.
  • Make it vegan: Swap turkey for lentils or chickpeas.
  • Storage: Keeps in fridge for 4 days or freezer for 2 months.
  • Reheat with broth to prevent dryness.
Keyword Gluten-Free, ground turkey bake, healthy dinner, meal prep, one-pan meal, sweet potato casserole