Save A nostalgic, creamy side dish featuring tender green beans, savory mushrooms, and crispy fried onions—a classic for holiday feasts and family dinners.
This casserole brings back fond memories of family gatherings and festive dinners.
Ingredients
- Vegetables: 900 g (2 lb) fresh green beans, trimmed and cut into 5 cm (2 inch) pieces (or substitute with 900 g frozen cut green beans, thawed and drained)
- Sauce Base: 2 tbsp unsalted butter, 250 g (9 oz) cremini or button mushrooms, sliced, 1 small yellow onion, finely chopped, 2 garlic cloves, minced, 2 tbsp all purpose flour, 240 ml (1 cup) whole milk, 120 ml (½ cup) heavy cream, 120 ml (½ cup) low sodium vegetable broth, 1 tsp salt, ½ tsp black pepper, ½ tsp ground nutmeg (optional)
- Topping: 150 g (1½ cups) crispy fried onions (store bought or homemade)
Instructions
- Step 1:
- Preheat the oven to 180°C (350°F)
- Step 2:
- Bring a large pot of salted water to a boil Add green beans and cook for 5 minutes until just tender but still bright green Drain and immediately rinse under cold water to stop cooking Set aside
- Step 3:
- In a large skillet over medium heat melt the butter Add mushrooms and cook for 5 6 minutes until tender and browned Add onion and garlic cooking for another 2 3 minutes until softened
- Step 4:
- Stir in the flour and cook for 1 minute stirring constantly Gradually whisk in milk cream and broth Bring to a simmer and cook until thickened about 5 minutes Season with salt pepper and nutmeg (if using)
- Step 5:
- Add the drained green beans to the skillet and toss to coat evenly in the sauce
- Step 6:
- Transfer the mixture to a 2 litre (2 quart) baking dish Sprinkle half of the crispy fried onions on top
- Step 7:
- Bake for 25 minutes until bubbling Remove from oven top with remaining onions and bake for 5 7 minutes more until golden and crisp
- Step 8:
- Let cool for 5 minutes before serving
Save Our family always gathers around when this dish comes to the table it signals the start of the holiday feast and shared stories
Required Tools
Large pot, colander, large skillet, whisk, 2 litre (2 quart) baking dish, oven
Allergen Information
Contains milk (dairy), wheat (gluten in flour and fried onions), soy (possible in store bought fried onions). Double check labels for allergens.
Nutritional Information
Per serving: 265 calories, 15 g total fat, 25 g carbohydrates, 6 g protein
Save This classic green bean casserole is sure to please your guests and become a staple at your holiday table
Recipe Help & FAQs
- → Can frozen green beans be used?
Yes, thawed and drained frozen green beans work well and offer convenience without sacrificing texture.
- → What type of mushrooms are best?
Cremini or button mushrooms provide a savory depth and tender texture for the sauce base.
- → How to make the topping crispy?
Crispy fried onions, whether store-bought or homemade, are essential to add a crunchy contrast to the creamy dish.
- → Can cheese be added to the sauce?
Adding shredded sharp cheddar or Gruyère enhances flavor but is optional based on preference.
- → What is the best way to prepare ahead?
Prepare up to assembling in the baking dish, refrigerate for 24 hours, then add the topping and bake before serving.