Green bean casserole is one of those dishes that feels like home, bringing together the freshness of green beans, the richness of creamy mushroom sauce, and the crunch of crispy fried onions. It’s a staple at Thanksgiving tables, but it’s delicious enough to enjoy year-round, especially for family dinners or holiday gatherings.
The base of this casserole is simple but satisfying. Fresh green beans are blanched until tender, keeping their bright green color and slight crispness. They are then coated in a creamy, savory mushroom sauce made with a combination of cream of mushroom soup, sour cream, and a touch of milk or broth. This sauce is what gives the casserole its comforting, rich texture. Some people like to elevate the sauce with sautéed garlic, onions, or even a little Parmesan cheese for extra flavor.
The magic of green bean casserole, however, is in the topping. Crispy fried onions (either homemade or store-bought) are sprinkled over the casserole before baking, creating that irresistible crunchy contrast to the creamy green beans. These onions bake into the dish, adding both texture and a savory flavor that ties everything together.
This dish is incredibly easy to assemble, making it a perfect choice for busy holiday cooks. It can be made ahead of time and stored in the fridge until you’re ready to bake it, allowing the flavors to meld together. Once baked, it’s a golden, bubbly dish with a satisfying mix of creamy, crunchy, and savory components, a true crowd-pleaser.
Green bean casserole is a comforting classic that brings a sense of nostalgia and warmth to any table. Whether you’re serving it at a holiday meal, a family dinner, or even a potluck, this dish is sure to be a hit. It’s the perfect balance of flavors and textures, offering that classic taste of comfort with a little extra crunch.
Green bean casserole is a beloved recipe that has been a mainstay on holiday tables for many years. Its popularity can be attributed to several factors:
- Tradition: Green bean casserole has become a traditional dish during Thanksgiving and Christmas celebrations, making it a must-have for many families.
- Easy to Make: This recipe is relatively simple and doesn’t require any fancy techniques or extensive preparation.
- Delicious Flavor: The combination of tender green beans, creamy mushroom sauce, and crispy fried onions creates a delectable flavor profile that appeals to a wide range of tastes.
While green bean casserole is undoubtedly tasty, it also offers some nutritional benefits:
- Vitamins and Minerals: Green beans are packed with essential vitamins and minerals, including vitamin C, vitamin K, and folate. These nutrients contribute to supporting a healthy immune system and maintaining optimal health.
- Fiber-Rich: Green beans are a great source of dietary fiber, which aids in digestion and promotes a feeling of fullness.
- Reduced Sodium Option: By using low-sodium or homemade mushroom sauce and limiting the use of added salt, you can make a healthier version of the casserole while still enjoying its flavor.
Green bean casserole can be a versatile addition to your meal planning:
- Main Course or Side Dish: It can serve as a satisfying vegetarian main course or be paired with proteins like roasted chicken or grilled steak.
- Year-Round Option: Although popular during the holiday season, green bean casserole is delicious and suitable for any time of the year.
- Meal Prep: This dish can easily be prepared in advance, making it a convenient option for meal prepping or potluck gatherings.

Ingredients
- 29 oz green beans 2 cans (14.5 oz each)
- 1 can condensed cream of mushroom soup 10.75 oz
- 1 cup shredded cheddar cheese
- 1/2 cup milk
- 1/4 cup fried onions
- Salt and pepper to taste
Instructions
- Preheat the oven to 350°F (175°C).
- In a large bowl, combine the green beans, cream of mushroom soup, shredded cheddar cheese, milk, salt, and pepper. Stir well to combine.
- Transfer the mixture into a greased casserole dish.
- Bake in the preheated oven for 25 minutes.
- Remove the casserole from the oven and sprinkle the fried onions on top.
- Return the casserole to the oven and bake for an additional 10 minutes, or until the onions are golden brown and crispy.
- Serve hot and enjoy!
This casserole was sooo good! I love green beans, and the cheese made it extra creamy. Definitely a hit at dinner!
Green beans? More like green ‘meh’. Didn’t like it one bit, too mushy for me.
Fried onions? Do I have to put those? I think it will be fine without.
Man, I really messed it up. Forgot the onions and burned it. 😩
Am I the only one who thinks 25 + 10 minutes is a little short for canned green beans? Mine were fine, but I like it more bubbly and browned.
This is my go-to recipe! So creamy and delicious. My family loves it!
Yum! Perfect side dish for my BBQ! Everyone asked for the recipe! ❤️
That sounds amazing! I’ll definitely try it at my next gathering. Thanks for sharing! 😊
I dunno, cream of mushroom soup? Sounds kinda weird to me… Is it really that good?
This was a hit at the potluck! Everyone loved it. Thanks for sharing!
I don’t get why everyone likes this. Too mushy for me.
I don’t know, this seems like a lot of cheese. Can it really be that good?
Why do u have to use fried onions?? Can’t I use raw? Why would that even matter? 🤔
I tried making this but I used fresh green beans instead of canned. It turned out super soggy. Not gonna lie, I was disappointed.
Super easy recipe! I added some garlic powder and it gave it a nice flavor. So good!
Yum! The fried onions are the best part! I could eat them on anything! 😍
I totally agree! Fried onions really take everything to another level. Have you tried them on burgers? 🤤
This is sooo basic. Why not add some bacon or something instead of just onions?
Bacon would be great! Adds so much flavor! But some people love it simple, too. Just depends on taste, I guess.
I grew up with my grandma’s version of this. Not the same taste but still reminded me of home!
WTH! How do you people eat green beans? They are nasty! 😂 But this recipe does look good I guess.
You gotta give them another try! The cream of mushroom really makes it better. But, yeah, they’re a bit weird boiled just plain.
I actually love green beans! This recipe sounds delicious! 😋
Made it for Thanksgiving. Everyone loved it, even my picky kids!
I don’t get why people like this. It just tastes like mush. My kids wouldn’t eat it! 😩
Grea recipe! I added some garlic. Super yummy!
Yum! I added garlic powder and it was amazing! Will be making this again for sure! 😊
The fried onions are the whole point lol. If you like that salty crunch, you’ll like this. Otherwise it’s just green beans and soup doing their thing.
My favorite dish!!! Love it, love it, love it!!!
I totally agree! This dish is like a cozy hug on a plate. Can’t get enough!
This casserole is a family favorite! So creamy and delicious. My kids ask for it every holiday.
Not gonna lie, I was skeptical because it’s only 25 + 10 minutes. But the onions got crispy like it said, and the beans weren’t watery at all. Will make again.
Totally get that skepticism—25 + 10 sounds too quick for casserole magic 😄 Glad the onions actually crisped and the beans didn’t turn watery. I’ve had that happen before, so this sounds like a win. Definitely giving this a try!
Too easy! I can’t even go wrong with this. I used some leftover turkey instead of cheese, worked fine.
Meh. Not my favorite dish but I guess it’s alright for a side.
I messed up and used green peas instead of green beans. Still turned out decent! LOL.
Made this for Thanksgiving and it was honestly gone fast. The cheddar + mushroom combo is comforting, and the fried onions on top give that perfect crunch. 10/10 side dish.
Totally agree—made it for Thanksgiving too and it disappeared immediately. The cheddar + mushrooms combo is super comforting, and those fried onions are the whole vibe.
Green beans in a casserole? Why? Just eat them plain!!! But ok, my kids loved it.
Why mess with a good thing? Green beans are best steamed or raw! Not everything needs to be a casserole. 😒
I get where you’re coming from! Green beans are great plain, but this casserole is super comforting! Glad your kids enjoyed it! 😄
I followed the recipe exactly but it turned out a bit bland. More seasoning next time for sure!
I had the same issue! I added garlic powder and some paprika and it turned out so much better. Give that a try next time!
Green beans in a casserole? Really? Seems odd, but it was surprisingly good.
I know right! Green beans in a casserole sounded weird to me too, but it turned out really tasty! Who would have thought? 😋
This is the best! So cheesy and creamy! 😋
I don’t see how this is considered a recipe. Just dump things together and bake? Really?
I get what you’re saying, but not every recipe has to be complicated. Sometimes simple is best!
Absolutely delicious! I can’t believe how easy it was to make. Will definitely make this again!
Really? I found it a bit bland. Maybe too much cream of mushroom? Not sure if I’ll try this again.
I completely agree! This was such a hit at our family dinner. Super easy and so yummy! 🙂
I dont like green beans, but my kids loved it! So I guess it works.
This casserole was a hit at our family gathering! Everyone loved it. Will definitely make it again.
I’m so glad to hear that! This casserole is always a crowd-pleaser. What did you serve it with?
One of the best sides! I added garlic and it was bomb!
Casserole time! So easy and fast to make. This will be my go-to side dish from now on!
I dunno, green beans and soup? Seems weird to me. Is it really that good?
Sounds delicious! Can’t wait to try this at my next family dinner. Thanks for sharing!
I didn’t have fried onions, so I used potato chips instead. It turned out fine, but not as good as expected.
Using potato chips is a clever twist! I bet the crunch added a unique flavor. Next time, try adding some garlic for extra taste!
Potato chips? Really? That sounds off. Fried onions are way better! But hey, whatever works, right?
Yummy! 😍
Looks good, but isn’t there a healthier version? All those cans seem kinda processed…
Absolutely delicious! I can’t wait to try this recipe for Thanksgiving! 🦃
This was so good! My family devoured it. Thank you!
I followed it exactly and it came out kinda bland. I had to add more black pepper and a pinch of garlic powder. Not bad once seasoned, just not amazing out of the gate.
Green bean casserole is always mid to me… but this one at least had a nice cheesy vibe. Still prefer my family’s version with more onions, lol.
Haha same—I’m usually disappointed by casseroles, but the cheddar vibe definitely helps. More onions is the way, though. Like, give me the crispy top!
Green beans in a casserole? Sounds weird but I tried it and it was ok
it’s too much cheese tho, next time I gonna try less.
Less cheese? Nah, more cheese is better! Live a little!
I agree, it was a bit cheesy for me too! Maybe 3/4 cup next time.
Way too easy! I just threw it together and it came out perfect. Also, I added some garlic, yum!
So easy, I love it! Your addition of garlic sounds delicious! Can’t wait to try it.
I thought it was a bit bland without any herbs. Garlic is definitely a good idea! 🤔
I made this and it was a bit too salty for my taste. Maybe I added too much cheese? Not sure I will try again.
I think green beans belong outside, not in a casserole!! Not a fan. No offense to you.
Absolutely loved this recipe! It was a hit at our family gathering.
So glad to hear that! It’s always great to find a dish everyone enjoys. 😍
I’m not sure about this recipe. I think it needs something else… Maybe some bacon? 😬
Bacon sounds like a great addition! It would definitely add some flavor!
I dunno, bacon might be too much with all that cheese and soup. Keep it classic!
What the heck is cream of mushroom soup? Can u use something else?
Not bad, but too creamy for my taste. Maybe less soup next time?
Easy to make and a hit at potlucks! The fried onions on top really make it crunchy and nice. Yum!
This is so good. I made it for my kids and they loved it!
Isn’t this just glorfied green beans? Seems like a waste of good onions, to be honest. 🤨
My casserole fell apart a bit. Maybe the cheese didn’t melt right? I’m giving it a try again with less onions maybe. Eh.
This recipe is a classic! My family loved it at Thanksgiving. So creamy and delicious!
This is comfort food done right. The cheddar + mushroom soup combo makes everything super creamy, and the fried onions on top are the best part—crispy heaven.
I LOVE green beans! 😍 This casserole is the best!
Will it turn out okay if I use frozen green beans? 🤔
This casserole is a staple at my family gatherings! Easy and delicious, I always get compliments.
Sounds awesome! I love that it’s easy to make. I’m definitely trying this for my next family dinner.
Wow, this was super easy! I even added some bacon bits. 10/10!
I followed it exactly and mine came out kinda bland and thick. Maybe my soup brand was saltier or I used less milk? Next time I’ll loosen it with a little more milk.
Ugh, that sounds frustrating. If yours turned out thick/bland, I’d definitely try a splash more milk and also taste the soup before mixing—condensed soup brands vary a lot. Sometimes I add a pinch more pepper/garlic powder too.
This recipe is a classic! My family always loves it during the holidays. Thanks for sharing!
Pretty easy weeknight casserole. I used a bit less cheese and it still tasted great. Next time I’ll add garlic or maybe some thyme for extra flavor.
I’m not sure about “easy” lol. Mine came out kinda bland even with salt/pepper. Next time I’ll try thyme like you said… also does it bake 25 minutes + 10 minutes for total 35?
Made this tonight—so comforting. I also cut the cheese a little and didn’t miss it. I added a pinch of garlic powder and it really perked it up. Will definitely make again.
I tried this, but it didn’t turn out like I expected. Maybe I did something wrong. The cheese was too much for me.
Recipe was super easy! I added some garlic to give it a kick and it turned out great.
Tried it out last night and loved it! I added some garlic powder for extra flavor. Yum!
Really easy to make but is it really a casserole if there’s no meat? 😂
Nothing special. It was okay, but I’ve had better casseroles. Wouldn’t make again.
I thought it was delicious! Maybe you just prefer different flavors? 🤷♂️
I don’t get how you can say that! This casserole is a classic! My family loves it!
I followed the recipe but it came out too watery. Maybe I added too much milk?
The cheddar made it kinda stringy and oily?? maybe I did something wrong. Also I swear I baked it 45 minutes and it still wasn’t ‘golden brown and crispy’—onions burned instead.
I don’t know about this. Green beans and cream of mushroom? Seems kinda weird to me.
The fried onions are a must! They add such a crunchy texture. Don’t skip that part.
Pretty solid, but I think it needs more seasoning. I added extra pepper and a pinch of garlic powder—way better flavor. Also my bake time was closer to 35 minutes total.
Glad it worked! I always feel like casseroles like this need a little extra pepper too—especially once the cheddar comes in. 35 minutes total sounds about right if your oven runs cool.
Huh, I followed it exactly and mine was kinda bland even with salt/pepper. Maybe garlic powder is the move. Also 25 + 10 = 35—so yeah maybe they just meant closer to 35 from the start.
Honestly, this sounds kinda bland? Why use canned soup? I think I’ll make my own white sauce instead.
I understand your point! Making your own white sauce would definitely make it fresher. But sometimes, canned soup is just quicker, you know? 😅
My kids ate it without fuss! That’s a win in my book. Will definitely make again!
Can I use other types of soup? Like chicken or broccoli? 🤷♂️
I made this for dinner last night but I forgot the cheese! It still tasted ok. Just a bit bland…
Yeah, cheese is super important for flavor! Maybe try adding some garlic or seasoning next time? That could help with the blandness.
Bland? I dunno, I think the onions would add a pretty good crunch. But I guess cheese is like the life of the party. You missed the fun!
Green beans ain’t my thing. I had a friend make this for me. She said it was easy, but I still don’t like green beans.
This was so easy to make and absolutely delicious! My family loved it!
Five stars. no notes. 🍽️
5 stars! Just like grandma used to make! Yummy!
This recipe is a family favorite! We always love a good green bean casserole. 😍
Yummy!!! 🍽️ Love the cheesy and crunchy topping. Perfect for potlucks!
Not bad. Just don’t forget the salt! It needed more flavor for sure.
Nah, I think it’s fine as is. You just gotta balance it right, ya know!
I totally agree! Salt makes everything better. I usually add a bit more garlic too!
I dont understand why people put cream of mushroom soup in everything. Just seems weird. 😒
I don’t know… 1/2 cup milk feels too little for 2 cans of beans. Mine looked dry before baking, so I added another splash and it fixed it.