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A bowl of roasted potatoes and green beans, inspired by Sausage Green Bean Potato Casserole, is seasoned with herbs and sits on a light-colored surface next to a bottle of olive oil and a white casserole dish.

Sausage Green Bean Potato Casserole

Mandy Applegate
This Sausage Green Bean Potato Casserole is one of those meals that feels like a win every time. It’s got everything in one pan—crispy sausage, tender potatoes, and green beans baked in a buttery garlic broth—with zero need for fancy prep. It works for weeknights, casual gatherings, or feeding a full table without much effort. You can make it ahead, stash the leftovers in the fridge or freezer, and know you’ve got something filling ready to go.
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Prep Time 15 minutes
Cook Time 40 minutes
Total Time 55 minutes
Course Casserole
Cuisine American
Servings 6
Calories 625 kcal

Ingredients
 
 

  • 2 pounds small potatoes washed and halved
  • 2 tablespoons olive oil
  • 1 teaspoon garlic powder
  • Salt and pepper to taste
  • 1 ½ pounds sausage kielbasa sliced ¼" thick *or your favorite sausage.
  • 2 cups green beans frozen and thawed
  • ¼ cup butter
  • 1 cup onions chopped
  • 3 cloves garlic minced
  • ¼ cup chicken broth

Instructions
 

  • Preheat the oven to 400°F (200°C) and lightly grease a 9x13-inch baking dish with non-stick spray.
  • In a large bowl, toss the halved potatoes with olive oil, garlic powder, salt, and pepper until evenly coated.
    2 pounds small potatoes, 2 tablespoons olive oil, 1 teaspoon garlic powder, Salt and pepper
  • Heat a large frying pan over medium-high heat and cook the sausage slices until browned. Remove from the pan and let cool slightly before adding them to the bowl with the potatoes.
    1 ½ pounds sausage kielbasa
  • In the same pan, melt the butter, then sauté the chopped onions and minced garlic until the onions turn translucent. Allow the mixture to cool for a few minutes before adding it to the bowl with the potatoes and sausage.
    ¼ cup butter, 1 cup onions, 3 cloves garlic
  • Add the thawed green beans and chicken broth, mixing everything together until well combined.
    2 cups green beans, ¼ cup chicken broth
  • Transfer the mixture to the prepared baking dish, cover with foil, and bake for 40 minutes or until the potatoes are tender.
  • Serve warm and enjoy!

Notes

  • Choose the Right Potatoes: Smaller potatoes like baby golds or red potatoes hold up well during baking and give you that tender, fluffy texture.
  • Get a Good Sear on the Sausage: Browning the sausage brings out more flavor and keeps it from turning soft in the oven. Don’t skip this step.
  • Cool the Sautéed Mix Before Combining: Warm onions and garlic can steam the potatoes and change their texture, so give them a few minutes to cool.
  • Drain the Green Beans if Needed: After thawing, pat the beans dry so you don’t end up with too much liquid in your casserole.
  • Mix Gently but Thoroughly: Use a large spoon to combine everything without mashing the potatoes. This keeps the texture nice and hearty.
  • Cover the Casserole Tightly: Foil traps the moisture and helps everything bake evenly without drying it out.
  • Check for Doneness with a Fork: The casserole’s ready when a fork easily slides into the potatoes—don’t be afraid to give it an extra 5 minutes if needed.
  • Rest Before Serving: Let it sit for a few minutes once it’s out of the oven so the juices settle and serving is easier.

Nutrition

Calories: 625kcalCarbohydrates: 35gProtein: 21gFat: 45gSaturated Fat: 17gPolyunsaturated Fat: 4gMonounsaturated Fat: 21gTrans Fat: 0.3gCholesterol: 100mgSodium: 1102mgPotassium: 1032mgFiber: 3gSugar: 3gVitamin A: 492IUVitamin C: 17mgCalcium: 59mgIron: 3mg
Keyword Sausage Casserole
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