Green Bean and Wild Mushroom Casserole Recipe

Name: Green Bean and Wild Mushroom Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 cups milk; Bay leaf; 4 tablespoons unsalted butter; 1/4 cup flour; 1/4 teaspoon Dijon mustard; Freshly grated nutmeg; Salt and pepper; 1 cup grated white cheddar; 1 1/2 cups chopped green beans, cut in 2-inch pieces, blanched; 3 cups sliced assorted wild mushrooms (such as portobello, shiitake, or cremini); 1/2 cup freshly grated Parmesan; 1/2 cup buttered bread crumbs

Servings: persons

3 cups milk
Bay leaf
4 tablespoons unsalted butter
1/4 cup flour
1/4 teaspoon Dijon mustard
Freshly grated nutmeg
Salt and pepper
1 cup grated white cheddar
1 1/2 cups chopped green beans, cut in 2-inch pieces, blanched
3 cups sliced assorted wild mushrooms (such as portobello, shiitake, or cremini)
1/2 cup freshly grated Parmesan
1/2 cup buttered bread crumbs

1
Make sauce: In a saucepan scald milk and bay leaf.
2
In another saucepan, melt butter over medium heat.
3
Add flour and cook, whisking constantly, 2 minutes.
4
Remove bay leaf from milk and slowly pour into butter-flour mixture, whisking constantly.
5
Season, to taste, with mustard, nutmeg, salt and pepper.
6
Cook, stirring occasionally, until thickened, about 5 minutes.
7
Remove from heat and add cheddar, stirring until melted and smooth.
8
Heat oven to 350 degrees F. Fold green beans and mushrooms into sauce, then transfer to a buttered casserole.
9
Sprinkle top with Parmesan and buttered bread crumbs.
10
Bake 50 minutes, or until casserole is bubbly and topping is lightly browned.

678

kcal

Calories

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

Saved locally in your browser — visible only to you.

How did you like this recipe?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

You need 12 ingredients. The key ingredients include: 3 cups milk, Bay leaf, 4 tablespoons unsalted butter, 1/4 cup flour, and more.

Yes, Green Bean and Wild Mushroom Casserole falls under the General category and is a great choice for this type of meal.

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

That's it — enjoy your meal!

Green Bean and Wild Mushroom Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions