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 Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade?

You need 8 ingredients. The key ingredients include: 2 lb. asparagus, trimmed, 2 Tbs. olive oil, divided, plus more for brushing ramekins, 4 oz. oyster mushrooms, torn into 1/2-inch pieces (1 cup), 1/4 cup low-fat milk, and more.

How do I store leftover Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade?

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

Asparagus and Oyster Mushroom Gratins with Spinach

Name: Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 lb. asparagus, trimmed; 2 Tbs. olive oil, divided, plus more for brushing ramekins; 4 oz. oyster mushrooms, torn into 1/2-inch pieces (1 cup); 1/4 cup low-fat milk; 2 large eggs, lightly beaten; 3/4 cup grated Gruyere or Swiss cheese; 8 large spinach leaves; 2 tsp. lemon-infused oil for garnish, optional

Try this homemade Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade recipe the whole family will love. Made with olive oil, oyster mushrooms…

This Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade relies on simple, everyday ingredients such as asparagus, trimmed, low-fat milk, large eggs, lightly beaten and large spinach leaves. It comes together quickly and makes 4 servings, at about 706 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 Seafood

Servings: persons

2 lb. asparagus, trimmed
2 Tbs. olive oil, divided, plus more for brushing ramekins
4 oz. oyster mushrooms, torn into 1/2-inch pieces (1 cup)
1/4 cup low-fat milk
2 large eggs, lightly beaten
3/4 cup grated Gruyere or Swiss cheese
8 large spinach leaves
2 tsp. lemon-infused oil for garnish, optional

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Quick Info

Servings
4 servings
Calories
706 kcal
Category
Seafood

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Asparagus and Oyster Mushroom Gratins with Spinach Chiffonade

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