Green beans tossed with caramelized onions, mushrooms, and a creamy sauce creates the best green bean casserole recipe you will ever try!
This green bean casserole recipe requires only a few steps and simple ingredients to prepare it. While boiling the green beans, you can simultaneously cook the onions and mushrooms, and then the sauce.
The secret to making this the best green bean casserole recipe is topping it with delicious, crispy fried onions.
You will see that making a green bean casserole recipe from scratch can be so easy and rewarding. Everyone will love it!
HOW DO YOU MAKE GREEN BEAN CASSEROLE FROM SCRATCH?
Follow the recipe below, and make sure to read through the frequently asked questions and pro tips to bake the Best Homemade Green Bean Casserole.
- Step 1. Heat 4 tbsp butter in a large skillet over medium-high heat. Add the onions and cook while stirring occasionally until caramelized, about 7 minutes.
- Step 2. Add the mushrooms and cook for 4 minutes, then add the minced garlic and cook for 1 minute. Transfer to a bowl.
- Step 3. Add 4 tbsp butter to the same skillet and once melted add the flour and whisk together. Cook for about 2 minutes.
- Step 4. Add the half n half, salt, and pepper, and cook for 5 minutes while stirring, until thick.
- Step 5. Preheat the oven to 350ºF. Bring a large pot of water to a boil and add the green beans. Cook for 7 minutes, then drain.
- Step 6. Add the onion mixture to the sauce and stir well.
- Step 7. Add the green beans and Parmesan cheese and toss to combine.
- Step 8. Transfer everything to a 9×9-inch baking dish and bake in the oven for 25 minutes, then top with the fried onions and continue baking for an additional 5 minutes
HOW TO MICROWAVE GREEN BEAN CASSEROLE?
If you are short on time, you can prepare this green bean casserole in the microwave.
Just combine the chopped onions, mushrooms, half n half, salt, pepper, garlic, and green beans in a microwave-safe dish and cook in the microwave for 8 minutes. Then, sprinkle with fried onions.
CAN YOU MAKE GREEN BEAN CASSEROLE AHEAD OF TIME?
This green bean casserole recipe can be made ahead of time to save time.
You can boil the green beans and prepare the cream sauce, then store both items in the refrigerator for up to 3 days until ready to combine and bake in the oven.
WHAT GOES WITH GREEN BEAN CASSEROLE?
Green bean casserole is well-known as a popular side at Thanksgiving dinner to turkey as its main dish.
It goes great as a side dish to chicken or vegetarian main dishes, such as gnocchi or tofu.
CAN YOU FREEZE GREEN BEAN CASSEROLE?
To freeze your green bean casserole, allow it to cool to room temperature, then wrap with foil and store in the freezer for up to 2 weeks.
When ready to serve, bake it in the oven at 350ºF for 20-30 minutes, until bubbly, then top with the fried onions.
IF YOU LIKE THIS RECIPE, HERE ARE A FEW MORE I THINK YOU’RE GOING TO LOVE!
- MEXICAN CASSEROLE
- CHICKEN BACON RANCH CASSEROLE WITH POTATOES
- HEALTHIER BROCCOLI CHICKEN CASSEROLE
- TACO CASSEROLE
- LOW CARB MEXICAN CASSEROLE
HOMEMADE GREEN BEAN CASSEROLE
Ingredients
- 1 lb fresh green beans , ends snapped off
- 8 tbsp salted butter (divided)
- 1 onion (chopped)
- 8 oz sliced mushrooms
- 3 cloves garlic (minced)
- 2 1/2 cups half n half
- 1 tsp salt
- 1 tsp ground black pepper
- 2 tbsp flour or cornstarch
- 2 cups fried onions (for example, French's)
- 1/2 cup Parmesan cheese, grated (optional)
Instructions
- Heat 4 tbsp butter in a large skillet over medium-high heat. Add the onions and cook while stirring occasionally until caramelized, about 7 minutes.
- Add the mushrooms and cook for 4 minutes, then add the minced garlic and cook for 1 minute. Transfer to a bowl.
- Add 4 tbsp butter to the same skillet and once melted add the flour and whisk together. Cook for about 2 minutes.
- Add the half n half, salt, and pepper, and cook for 5 minutes while stirring, until thick.
- Preheat the oven to 350ºF. Bring a large pot of water to a boil and add the green beans. Cook for 7 minutes, then drain.
- Add the onion mixture to the sauce and stir well.
- Add the green beans and Parmesan cheese and toss to combine.
- Transfer everything to a 9x9-inch baking dish and bake in the oven for 25 minutes, then top with the fried onions and continue baking for an additional 5 minutes.
This was absolutely delicious. I had garden beans I needed to use and that recipe fit the bill! I didn’t have cream but regular milk thickened up nicely. Added a tsp of soya sauce for extra flavour. Will make again!