Green bean casserole is a classic comfort food that has become a staple at holiday dinners, particularly Thanksgiving. It combines tender green beans with a creamy mushroom sauce, topped with crispy fried onions for the perfect balance of textures and flavors. This dish is rich, comforting, and surprisingly easy to make, making it a crowd-pleaser at any gathering.
The base of green bean casserole is made with fresh or canned green beans, although fresh beans offer a better texture and flavor. They are blanched or briefly cooked until tender but still firm, then combined with a creamy mushroom sauce made from sautéed onions, garlic, and mushrooms, with a rich cream base made from sour cream, heavy cream, or a can of cream of mushroom soup. A little soy sauce or Worcestershire sauce can be added for depth and umami.
After combining the green beans and sauce, the casserole is topped with crispy fried onions, which are a signature element of the dish. These onions add a satisfying crunch and savory flavor that contrasts beautifully with the creamy filling. Some recipes call for adding cheese to the casserole, like shredded cheddar or mozzarella, for extra richness and flavor.
Once assembled, the casserole is baked until bubbling and golden brown on top. The result is a dish with creamy, flavorful green beans and mushrooms surrounded by a crispy, golden topping that adds a delightful texture and savory crunch in every bite.
Green bean casserole pairs wonderfully with roasted meats like turkey, ham, or chicken, and it complements rich dishes like mashed potatoes and stuffing. It also works as a side for more casual meals, adding a comforting touch to any dinner.
For drinks, green bean casserole pairs well with a light white wine like Chardonnay or Sauvignon Blanc, or even a sparkling apple cider for a non-alcoholic option.
Whether served at the holidays or as a hearty side for any meal, green bean casserole is a timeless dish that offers warmth, comfort, and a satisfying balance of textures.
Ingredients
- 1 pound green beans trimmed and cut into 1-inch pieces
- 1 can cream of mushroom soup 10.5 ounces
- 1 cup milk
- 1 teaspoon soy sauce
- 1 can fried onions 6 ounces
Instructions
- Preheat oven to 350°F (175°C).
- In a large bowl, mix cream of mushroom soup, milk, and soy sauce.
- Add green beans and half of the fried onions. Stir to combine.
- Transfer the mixture to a baking dish and bake for 25 minutes.
- Top with the remaining fried onions and bake for an additional 5 minutes.
Nutrition
This casserole is sooo good! My family loved it. It was super easy to make too! Will definitely make it again.
Honestly not a fan… it was too mushy for my taste and I feel like it needed more seasoning. A bit bland.
I totally get what you’re saying! It can definitely be a bit soggy if overcooked. Maybe try using fresh green beans next time and adding some garlic or herbs to kick it up a notch!
Too bland for my taste! I added a ton of seasoning but still didn’t do it for me.
What’s with the soy sauce? That doesn’t belong in green bean casserole! 😠
I know it sounds weird, but the soy sauce adds a nice umami flavor! Give it a try before you knock it! 😄
It’s ok I guess. Just green beans and stuff… nothing special.
I had no cream of mushroom soup so I used cream of chicken instead. Turned out fine but not the same flavor. Also my oven runs hot so I pulled it a bit early.
Glad it still worked! Cream of chicken is a solid swap, just changes the flavor profile a bit. And yeah—an oven that runs hot can definitely make you pull it early. Next time you could start checking at like 20 minutes.
This is a classic for a reason—nice creamy sauce and the fried onions give it that satisfying crunch. I used low-sodium soy sauce and it still tasted great.
Made this for dinner last night and it actually turned out really comforting. The soy sauce gives the mushrooms a nice depth without tasting “fishy” or anything. I used French’s fried onions and the topping stayed crunchy.
The fried onions make it. Without them I feel like it would be boring. I also like broiling it for 1-2 minutes at the end so the top gets extra golden.
Totally agree—the fried onions are the whole point. The little broil at the end sounds perfect for that extra crunch and golden top.
I love green bean casseroles but this one felt… bland? Like, it needed more seasoning than just soy sauce. Also I forgot to trim the beans and regretted it, so maybe I’m blaming myself. 😅
Super easy weeknight casserole. I did 30 minutes total because my oven runs hot, but flavor was spot on. My family asked for seconds.
30 minutes only? My casserole usually takes like forever 😅 Also, I used no soy sauce once and it tasted… bland? So I believe you. Fried onions on top are the best part, can’t go wrong.
Yesss! Love hearing this—30 minutes and still spot on flavor is a win. I’m definitely trying it next week. Thanks for the tip about the oven temp!
So good! I added some garlic and cheese and it was amazing!
Easy to follow and my kids loved it! A great way to get them to eat veggies!
This sounds great! I hope my picky eaters will love it too. Thanks for sharing!
This was the best casserole I’ve ever made! So creamy and delicious! Will definitely make it again. 💚
I’m glad you loved it! This casserole is a classic. I add some cheese for extra flavor! 🧀
This recipe is a classic, but I feel like it needs something more. Maybe some garlic?
I totally agree! Garlic would really elevate this dish. It’s a great idea!
Okay but… 1 cup milk seems like a lot for one can of soup. Mine didn’t really thicken, it just kinda baked and stayed loose.
Nah I think your oven might be off or you used smaller can of soup? Also green beans have a lot of moisture… mine always stays soupy if I don’t bake longer than 30 mins.
That’s a fair point. Depending on the soup brand and how watery your green beans are, 1 cup milk can leave it a bit loose—mine thickens more when I let it bake until it’s bubbling around the edges.
I tried this recipe but it didn’t really turn out for me… the sauce was too runny. Maybe I did something wrong?
I think I’ll stick with plain veggies next time. Too much cream!
I get what you’re saying! The cream can overpower the beans sometimes. You could try a bechamel or cheesy sauce instead next time!
Wow. So easy. 350°F and 30 minutes total and you get that classic casserole vibe. My kid ate it without complaining, so I’m calling that a win.
Yum! I could eat this every day! It’s perfect for Thanksgiving!
Pretty solid for a weeknight casserole. I followed the timing and it was creamy, not watery. Next time I might add a little black pepper or garlic because it felt a bit mild.
This is my lazy-night version of green bean casserole. Cheap, quick, and better than frozen sides from the store. I always buy the extra crispy fried onions.
This sounds exactly like my kind of weeknight meal—cheap and no fuss. I’m with you on the extra crispy fried onions; they’re half the point 😄
Uhm… I burned the onions a little because I forgot to watch. Still ate it tho 😂. Recipe is easy.
This is my grandma’s recipe! Love it! 💖
Am I the only one who thinks cream of mushroom is overused? I did it anyway (family wanted it) and it was fine, just not my vibe. The fried onions saved the whole thing.
Simple and easy to make. It’s always a crowd-pleaser at potlucks. 👍
I wasn’t sure about the soy sauce in a casserole, but it adds a savory depth. Next time I’ll make sure the green beans are fully tender after baking.
Not gonna lie, 25 minutes feels short for 1-inch green beans. Mine were a little underdone, so I ended up baking 10 more minutes. Still tasty.
I think 25+5 minutes is too short for fresh green beans unless they’re cut really small. Mine were still a little crisp in the middle.
I’ve never cooked before, and this was my first dish. Turned out alright, not bad!