How many servings does this recipe make?

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

What ingredients do I need for Mushroom-and-Spinach Grilled Cheese Sandwiches?

You need 8 ingredients. The key ingredients include: 3 tablespoons unsalted butter, at room temperature, 4 ounces shiitake mushrooms, stemmed and caps thinly sliced, 1 scallion, thinly sliced, 2 cups baby spinach (2 ounces), and more.

Is Mushroom-and-Spinach Grilled Cheese Sandwiches suitable as vegetarian?

Yes, Mushroom-and-Spinach Grilled Cheese Sandwiches falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Mushroom-and-Spinach Grilled Cheese Sandwiches?

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

Mushroom-and-Spinach Grilled Cheese Sandwiches

Name: Mushroom-and-Spinach Grilled Cheese Sandwiches
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons unsalted butter, at room temperature; 4 ounces shiitake mushrooms, stemmed and caps thinly sliced; 1 scallion, thinly sliced; 2 cups baby spinach (2 ounces); Salt and freshly ground pepper; Eight 1/2-inch-thick slices of challah bread; 4 ounces thinly sliced Gruyere cheese; Mustard and pickles, for serving

Try this homemade Mushroom-and-Spinach Grilled Cheese Sandwiches recipe the whole family will love. Made with unsalted butter, shiitake mushrooms, scall…

This Mushroom-and-Spinach Grilled Cheese Sandwiches relies on simple, everyday ingredients such as scallion, thinly sliced, baby spinach (2 ounces) and thinly sliced gruyere cheese. It comes together quickly and makes 4 servings, at about 199 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Vegetarian

Servings: persons

3 tablespoons unsalted butter, at room temperature
4 ounces shiitake mushrooms, stemmed and caps thinly sliced
1 scallion, thinly sliced
2 cups baby spinach (2 ounces)
Salt and freshly ground pepper
Eight 1/2-inch-thick slices of challah bread
4 ounces thinly sliced Gruyere cheese
Mustard and pickles, for serving

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
199 kcal
Category
Vegetarian

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