Looking for a simple yet delicious casserole that’s packed with flavor and perfect for weeknight dinners? This Sausage, Green Bean, and Potato Casserole Recipe is just what you need! It combines tender roasted potatoes, savory sausage, and fresh green beans, all baked together in one dish for an easy and comforting meal. The best part? It’s a one-pan recipe, meaning minimal cleanup and maximum flavor. Whether you’re cooking for the family or meal prepping for the week, this casserole is sure to be a hit.
What is Sausage, Green Bean, and Potato Casserole?
Sausage, Green Bean, and Potato Casserole is a simple and hearty dish made with slices of smoked sausage, tender potatoes, and fresh green beans baked together in a savory seasoning mix. The combination of smoky, salty sausage with the earthy potatoes and green beans creates a delicious flavor that’s satisfying and easy to prepare. It’s a great dish for busy weeknights and can easily be customized with different seasonings or vegetables.
Ingredients List for Sausage, Green Bean, and Potato Casserole
To make this hearty and delicious Sausage, Green Bean, and Potato Casserole, you’ll need the following ingredients:
- Smoked Sausage (1 lb) – Kielbasa or any fully cooked smoked sausage, sliced into ½-inch rounds.
- Baby Potatoes (1 ½ lbs, halved or quartered) – Red or Yukon Gold potatoes work best for roasting. If using larger potatoes, cut them into bite-sized pieces.
- Fresh Green Beans (1 lb, trimmed) – You can use frozen or canned green beans as a substitute, but fresh beans hold up better in the casserole.
- Olive Oil (3 tbsp) – For tossing the vegetables and sausage before baking.
- Garlic (3 cloves, minced) – Adds a savory, aromatic flavor to the dish.
- Onion (1 medium, sliced) – Adds sweetness and flavor when roasted with the sausage and potatoes.
- Paprika (1 tsp) – Adds a smoky flavor to complement the sausage.
- Italian Seasoning (1 tsp) – A blend of herbs like oregano, basil, and thyme for seasoning.
- Salt and Pepper (to taste) – For seasoning the vegetables and sausage.
- Optional: Red Pepper Flakes (½ tsp) – If you like a little heat, add this for a spicy kick.
Substitutions and Variations
This Sausage, Green Bean, and Potato Casserole is super versatile, and you can easily make it your own with these substitutions and variations:
- Sausage Variations: Use any fully cooked sausage such as andouille, bratwurst, chicken sausage, or turkey sausage. You can also use chorizo for a spicier version.
- Potato Options: Red potatoes, Yukon Golds, or baby potatoes work well. You can also use sweet potatoes for a different flavor and texture.
- Green Beans Alternatives: If green beans aren’t your favorite, you can substitute them with asparagus, broccoli, or Brussels sprouts. If using frozen green beans, thaw them before adding to the casserole.
- Cheesy Version: Add shredded cheddar or Parmesan cheese on top of the casserole in the last 10 minutes of baking for a cheesy finish.
- Herb Substitutes: If you don’t have Italian seasoning, you can use dried thyme, rosemary, or parsley.
- One-Pot Version: If you want to reduce dishes, you can cook the sausage and potatoes in a large cast-iron skillet or Dutch oven on the stovetop and transfer the same pan to the oven for baking.
Step-by-Step Cooking Instructions

How to Cook Sausage, Green Bean, and Potato Casserole: A Step-by-Step Guide
- Preheat the Oven: Preheat your oven to 400°F (200°C). Grease a large 9x13-inch casserole dish or baking dish with a little olive oil or cooking spray.
- Prepare the Potatoes:
- If using baby potatoes, halve or quarter them so they’re all roughly the same size for even cooking. If you’re using larger potatoes, cut them into bite-sized chunks.
- Place the potatoes in a large mixing bowl and drizzle with 2 tablespoons of olive oil. Season with salt, pepper, paprika, and Italian seasoning. Toss the potatoes to coat them evenly with the oil and spices.
- Roast the Potatoes:
- Spread the seasoned potatoes in an even layer in the prepared casserole dish. Bake in the preheated oven for 20 minutes. This gives the potatoes a head start since they take longer to cook than the sausage and green beans.
- Prepare the Sausage and Green Beans:
- While the potatoes are roasting, slice the smoked sausage into ½-inch rounds.
- In the same bowl you used for the potatoes, add the green beans, sliced sausage, minced garlic, and onion. Drizzle with the remaining 1 tablespoon of olive oil and season with a little more salt and pepper. Toss everything together to coat evenly.
- Add Sausage and Green Beans to the Potatoes:
- After 20 minutes, remove the potatoes from the oven. Add the sausage, green beans, garlic, and onion mixture on top of the potatoes, spreading everything out evenly in the casserole dish.
- Bake the Casserole:
- Return the casserole dish to the oven and bake for an additional 25-30 minutes, or until the potatoes are tender and golden brown, and the sausage is browned and crispy around the edges.
- Check for Doneness:
- Pierce a potato with a fork to ensure it’s cooked through and tender. If the potatoes need more time, continue baking for another 5-10 minutes as needed.
- Serve:
- Once everything is cooked, remove the casserole from the oven. Let it cool for a few minutes before serving. For an extra burst of flavor, sprinkle with chopped parsley or drizzle with some fresh lemon juice before serving.
Common Mistakes to Avoid
- Overcrowding the Pan: Make sure the ingredients are spread out evenly in the casserole dish. Overcrowding can cause the sausage and vegetables to steam rather than roast, leading to soggy potatoes.
- Undercooking the Potatoes: Giving the potatoes a head start in the oven ensures they’ll be tender and fully cooked by the time the sausage and green beans are done. Be sure to check that the potatoes are fork-tender before serving.
- Skipping the Oil: Don’t skimp on the olive oil when roasting the potatoes and vegetables. The oil helps everything brown evenly and develop a delicious roasted flavor.
- Not Tossing Everything Together: Make sure the potatoes, green beans, and sausage are evenly coated with seasoning and oil to ensure every bite is flavorful.
Serving and Presentation Tips
How to Serve Sausage, Green Bean, and Potato Casserole
This Sausage, Green Bean, and Potato Casserole is a complete meal on its own, but it pairs wonderfully with a few simple sides for a well-rounded dinner:
- Side Salad: Serve with a fresh green salad with a light vinaigrette for some crunch and brightness.
- Crusty Bread: A slice of warm crusty bread is perfect for soaking up any delicious juices from the casserole.
- Mustard or Sauce: Serve with a side of Dijon mustard or a tangy dipping sauce to complement the smoky flavors of the sausage.
Presentation Ideas for Sausage, Green Bean, and Potato Casserole
For an appealing presentation, consider these tips:
- Serve Family-Style: Bring the casserole dish to the table and serve family-style for a rustic and casual meal.
- Garnish: Sprinkle freshly chopped parsley or cilantro on top for a burst of color and flavor. You can also garnish with a few lemon wedges for brightness.
- Cast-Iron Skillet: If you prepared the dish in a cast-iron skillet, serve it straight from the skillet for a rustic, hearty look.
Sausage, Green Bean, and Potato Casserole Recipe Tips
- Meal Prep: This casserole is perfect for meal prep. You can assemble everything in the baking dish the night before and store it in the refrigerator. When ready to bake, simply pop it in the oven.
- Reheating Leftovers: Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the oven at 350°F (175°C) for about 10-15 minutes or until warmed through. You can also microwave individual portions.
- Freezing: If you want to freeze this casserole, assemble it but don’t bake it. Wrap tightly in plastic wrap and then aluminum foil, and freeze for up to 2 months. When ready to bake, thaw overnight in the refrigerator and bake as directed.
Frequently Asked Questions (FAQs)
Can I use frozen green beans instead of fresh?
Yes, you can use frozen green beans, but make sure to thaw them and drain any excess water before adding them to the casserole. This will prevent the casserole from becoming watery.
Can I make this casserole in advance?
Yes! You can assemble the entire casserole ahead of time, cover it, and refrigerate for up to 24 hours before baking. When you're ready to eat, just bake it as
directed.
Can I use a different type of sausage?
Absolutely. This recipe works well with smoked sausage, kielbasa, and even Italian sausage. Just make sure the sausage you’re using is fully cooked or adjust cooking times if using raw sausage.
Can I use sweet potatoes instead of regular potatoes?
Yes! Sweet potatoes add a touch of sweetness to the dish and complement the sausage beautifully. Just cut them into similar-sized pieces for even cooking.
How do I store leftovers?
Store any leftover casserole in an airtight container in the refrigerator for up to 3 days. Reheat in the oven or microwave before serving.
Conclusion
This Sausage, Green Bean, and Potato Casserole is the perfect one-pan meal for busy weeknights or any time you want a hearty, comforting dish with minimal fuss. With tender potatoes, smoky sausage, and fresh green beans all roasted together in savory seasonings, this casserole is sure to satisfy your taste buds. It's easy to customize and can be prepared in advance, making it an excellent option for meal prepping or family dinners. Give it a try today and enjoy the delicious flavors of this simple, wholesome casserole!
Happy cooking, and enjoy your Sausage, Green Bean, and Potato Casserole!
PrintSausage, Green Bean, and Potato Casserole Recipe
Sausage Green Bean Potato Casserole is a hearty, comforting dish made with smoked sausage, tender baby potatoes, and fresh green beans, all seasoned and baked to perfection. This simple, one-pan meal is easy to prepare and full of flavor, making it ideal for busy weeknights. With minimal ingredients and a rustic appeal, this casserole is sure to become a family favorite!
- Prep Time: 10 minutes
- Cook Time: 40 minutes
- Total Time: 50 minutes
- Yield: 4 servings 1x
- Category: Casserole
- Method: Baking
- Cuisine: American
- Diet: Gluten Free
Ingredients
- 1 lb smoked sausage, sliced
- 1 lb baby potatoes, halved
- 1 lb fresh green beans, trimmed
- 1 medium onion, diced
- 3 tbsp olive oil
- 1 tsp garlic powder
- 1 tsp onion powder
- 1 tsp smoked paprika
- Salt and pepper to taste
- ¼ cup grated Parmesan cheese (optional for garnish)
Instructions
- Preheat oven to 400°F (200°C).
- In a large bowl, toss the halved baby potatoes with 2 tablespoon of olive oil, garlic powder, onion powder, paprika, salt, and pepper. Spread them evenly on a greased baking sheet or casserole dish.
- Roast the potatoes for 20 minutes until they start to become tender.
- In the same bowl, toss the green beans and onion with the remaining 1 tablespoon of olive oil, then add to the baking sheet with the potatoes. Stir in the sliced sausage.
- Continue roasting for another 15-20 minutes, until the sausage is browned, the potatoes are golden, and the green beans are tender.
- Remove from the oven and sprinkle with Parmesan cheese, if desired. Serve hot.
Notes
- For extra flavor, add a squeeze of lemon juice over the dish before serving.
- You can substitute chicken sausage for a lighter version.
- Use frozen green beans if fresh aren't available; just adjust the cooking time slightly.
Nutrition
- Serving Size: 1 cup
- Calories: 420
- Sugar: 4g
- Sodium: 900mg
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