If you’ve ever found yourself yearning for a hearty breakfast that doesn’t involve a drive-thru, you’re in for a treat! Picture this: a comforting Sweet Potato Egg Casserole, filling your kitchen with the mouthwatering scents of garlic and turkey sausage, is just moments away from being a show-stopping dish on your table. After a particularly busy week of juggling work and life, I was ready to break free from the cycle of pre-packaged meals and dive back into cooking.
With its warm, lovely layers of fluffy eggs, sweet potatoes, and veggies, this casserole isn’t just another meal; it's a celebration on a plate that brings the family together. One bite, and you'll understand why it quickly became my go-to recipe for brunch, breakfast-for-dinner, or even potlucks with friends! Plus, the best part? It’s easy to whip up and can be prepped ahead — perfect for those busy mornings when you need something satisfying and nutritious. So, let’s dive into the delicious world of sweet potatoes and eggs, where flavor meets convenience!
Why You'll Love This Sweet Potato Egg Casserole
- This Sweet Potato Egg Casserole is incredibly easy to make, allowing for a stress-free cooking experience.
- The combination of flavors from the sweet potatoes, turkey sausage, and spices creates a deliciously satisfying dish that will tantalize your taste buds.
- Its versatility means you can enjoy it for breakfast, brunch, or even as a hearty dinner option, making it a perfect addition to any meal plan.
- Plus, the vibrant colors of the ingredients make for an eye-catching presentation that will impress your guests and family alike.
Sweet Potato Egg Casserole Ingredients
For the Casserole
- Garlic cloves – minced for a punch of flavor that complements the sweetness of the potatoes.
- Turkey sausage – a lean protein option that adds a savory depth; feel free to substitute with chicken or plant-based sausage.
- Sweet potatoes – cubed for a hearty base, these bring natural sweetness and nutrients, essential for this Sweet Potato Egg Casserole.
- Green bell pepper – diced to add a fresh crunch and vibrant color to your dish.
- Yellow onion – finely diced to enhance the overall flavor profile with its aromatic qualities.
- Avocado oil – this healthy fat helps to sauté your veggies perfectly and can be swapped for olive oil if desired.
For the Egg Mixture
- Large eggs – the star of the dish, whisked to create a fluffy consistency that holds all the ingredients together.
- Whole milk – adds creaminess; substitute with a plant-based milk if you prefer a dairy-free option.
- Mozzarella cheese – freshly grated for a melty, gooey texture that enhances the casserole's richness.
- Salt – a crucial seasoning that enhances all the flavors in the dish.
- Dried thyme – lends a warm, earthy aroma, perfect for balancing the sweetness of the potatoes.
- Black pepper – freshly ground adds a touch of heat to elevate the overall flavor.

How to Make Sweet Potato Egg Casserole
-
Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish to ensure easy release after baking. This step gets your kitchen warming up and ready for deliciousness!
-
Sauté garlic, onion, bell pepper, and sweet potatoes in a large pan with avocado oil for about 8–9 minutes. You want the sweet potatoes to be soft but not mushy, so keep an eye on them!
-
Transfer the sautéed vegetables to your greased baking dish, creating a beautiful base for your casserole. Enjoy the colorful mixture as it layers the dish with flavor.
-
Cook the turkey sausage in the same pan until browned and fully cooked, breaking it into small pieces as it cooks. This will add a lovely savory note to your dish; then, mix it with the vegetables in the baking dish.
-
Whisk together the eggs, milk, cheese, salt, pepper, and thyme in a large bowl until fully combined. This mixture will bind everything together, adding creaminess to your Sweet Potato Egg Casserole.
-
Pour the egg mixture over the veggie and sausage layer in the baking dish. Gently stir to ensure an even distribution, allowing every bite to be just as delicious as the next.
-
Bake uncovered for 40–45 minutes or until the center of the casserole is firm. If you notice the top browning too quickly, don’t hesitate to cover it with foil!
-
Let the casserole rest for 10–15 minutes before slicing and serving, as this will help it hold together better while you dish out portions. Delicious aroma alert!
Optional: Serve with fresh herbs like parsley for an extra splash of color and flavor.
Exact quantities are listed in the recipe card below.
What to Serve with Sweet Potato Egg Casserole?
This delightful dish pairs beautifully with a variety of sides that enhance its comforting flavors and textures.
-
Fresh Fruit Salad: A colorful medley of seasonal fruits adds a refreshing brightness, perfectly balancing the savory casserole.
-
Crispy Herb Roasted Potatoes: These golden bites bring a delightful crunch, offering a satisfying contrast to the softness of the casserole.
-
Sautéed Greens: Quickly cooked spinach or kale adds a nutritious pop of color and an earthy flavor that complements the sweet potatoes.
-
Avocado Toast: Creamy, buttery avocados on toasted bread provide healthy fats and richness, making for a wholesome breakfast combo.
-
Tangy Side Salad: A zesty salad with mixed greens, cherry tomatoes, and a light vinaigrette cuts through the richness, adding a crisp bite.
-
Cucumber Mint Agua Fresca: This refreshing drink will cool you down and contrast nicely with the hearty casserole, enhancing your dining experience.
Gather around the table with these delightful pairings, and watch your family enjoy a beautiful brunch celebration!
Make Ahead Options
These Sweet Potato Egg Casserole make-ahead tips are perfect for busy home cooks! You can prepare the sautéed veggies and the turkey sausage up to 3 days in advance, storing them in an airtight container in the refrigerator. This not only saves you time but also enhances the flavors as they sit. For even more convenience, you can whisk the egg mixture and keep it in the fridge for up to 24 hours before pouring it over the veggies. When you're ready to enjoy, simply layer everything in the baking dish and bake according to the original instructions, ensuring a delightful meal with just the right amount of effort!
Sweet Potato Egg Casserole Variations
Feel free to get creative with this delightful casserole and make it your own!
-
Vegetarian: Swap turkey sausage for your favorite plant-based sausage to create a satisfying meat-free option. You won't miss the meat with flavorful veggies instead!
-
Spicy Twist: Add diced jalapeños or a pinch of cayenne pepper to elevate the heat level. This will give your casserole a fiery kick that spice lovers will adore.
-
Herb Infusion: Experiment with fresh herbs like rosemary or basil for a unique flavor profile. These herbs brighten the dish and give it an inviting aroma.
-
Cheesy Delight: Try using different types of cheese, such as sharp cheddar or pepper jack, to switch up the cheese flavor. Each choice adds a new layer of deliciousness to the casserole.
-
Sweet Potato Swap: Substitute half of the sweet potatoes with cauliflower to lighten the dish while still maintaining the hearty texture. This veggie upgrade adds a subtle nuttiness.
-
Creamy Upgrade: Replace whole milk with heavy cream for a richer, more indulgent experience. A dash of creaminess enhances every bite, making it feel like a treat.
-
Bake Ahead: Prepare the casserole a day in advance, refrigerate, then bake it right before serving for an easy brunch option. This makes it perfect for busy mornings when time is limited.
-
Nutty Crunch: Add some chopped pecans or walnuts on top before baking for an unexpected crispy texture. The crunch perfectly complements the softness of the eggs and sweet potatoes.
How to Store and Freeze Sweet Potato Egg Casserole
Room Temperature: Store leftovers at room temperature for no more than 2 hours to maintain freshness; it’s best to refrigerate your Sweet Potato Egg Casserole after this time.
Fridge: Keep the casserole covered tightly in the fridge for up to 3 days. Use an airtight container or wrap with aluminum foil to preserve its flavors and textures.
Freezer: For longer storage, freeze portions in airtight containers or freezer bags for up to 3 months. Make sure to label them with the date for easy reference!
Reheating: Reheat individual portions in the microwave for about 2-3 minutes or bake in the oven at 350°F (175°C) until warmed through, about 15-20 minutes.
Chef's Helpful Tips
- When preparing the Sweet Potato Egg Casserole, make sure to cube the sweet potatoes uniformly to ensure even cooking throughout the dish.
- Avoid overcooking the vegetables in the skillet; they should be tender but not mushy for the best texture in the casserole.
- For a fluffier egg mixture, beat the eggs vigorously to incorporate more air before adding the milk and seasonings.
- Keep a close eye on the baking time, and if the edges start to brown too quickly, cover the casserole with foil to prevent burning while allowing it to cook through.
Sweet Potato Egg Casserole Recipe FAQs
What kind of sweet potatoes should I use?
I recommend using firm, medium-sized sweet potatoes without any dark spots. Look for those with smooth skins for the best flavor and texture. The sweetness accentuates the savory combinations beautifully!
How should I store leftovers?
After your Sweet Potato Egg Casserole has cooled, tightly cover it and place it in the refrigerator. It will stay fresh for up to 3 days. Using an airtight container will help maintain its delicious flavors and moistness.
Can I freeze the Sweet Potato Egg Casserole?
Absolutely! For freezing, allow the casserole to cool completely. Portion it into airtight containers or freezer bags, ensuring to remove as much air as possible to prevent freezer burn. It can last up to 3 months in the freezer! Don’t forget to label it with the date.
What if my casserole turns out too dry?
If you find that your casserole is dry, it’s likely due to overbaking. I recommend checking the casserole a few minutes before the suggested cooking time. If you do overbake, drizzle a little olive oil or milk over the top before serving to add moisture back.
Can I make this casserole dairy-free?
Indeed! You can easily swap out the whole milk for a plant-based alternative like almond, soy, or oat milk to keep this dish dairy-free. Additionally, use dairy-free cheese to maintain the creamy texture without animal products.
Is this casserole suitable for pets?
This Sweet Potato Egg Casserole contains ingredients like onions and garlic, which can be toxic to pets, particularly dogs. I always recommend keeping human food separate from pet food to ensure they're safe!

Sweet Potato Egg Casserole
Ingredients
Equipment
Method
- Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
- Sauté garlic, onion, bell pepper, and sweet potatoes in a large pan with avocado oil for about 8–9 minutes.
- Transfer the sautéed vegetables to your greased baking dish.
- Cook the turkey sausage in the same pan until browned, then mix it with the vegetables in the baking dish.
- Whisk together the eggs, milk, cheese, salt, pepper, and thyme in a large bowl.
- Pour the egg mixture over the veggie and sausage layer in the baking dish and gently stir.
- Bake uncovered for 40–45 minutes or until the center is firm.
- Let the casserole rest for 10–15 minutes before slicing and serving.





Leave a Reply