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 Celery Root Fennel Gratin with Gruyere?

You need 8 ingredients. The key ingredients include: 1 large celery root, about 1 pound, peeled and thinly sliced, 2 baking potatoes, like russets, peeled and thinly sliced, 2 fennel bulbs, thinly sliced, 1/2 cup unbleached all-purpose flour, and more.

Is Celery Root Fennel Gratin with Gruyere suitable as general?

Yes, Celery Root Fennel Gratin with Gruyere falls under the General category and is a great choice for this type of meal.

How do I store leftover Celery Root Fennel Gratin with Gruyere?

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

Celery Root Fennel Gratin with Gruyere Recipe

Name: Celery Root Fennel Gratin with Gruyere
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 large celery root, about 1 pound, peeled and thinly sliced; 2 baking potatoes, like russets, peeled and thinly sliced; 2 fennel bulbs, thinly sliced; 1/2 cup unbleached all-purpose flour; 1/2 teaspoon salt; 1/2 teaspoon freshly ground black pepper; 1 quart milk; 12 ounces Gruyere (or Swiss cheese), shredded (3 cups)

Try this homemade Celery Root Fennel Gratin with Gruyere recipe the whole family will love. Made with celery root, baking potatoes, fennel bulbs and flo…

This Celery Root Fennel Gratin with Gruyere relies on simple, everyday ingredients such as fennel bulbs, thinly sliced, unbleached all-purpose flour, salt and freshly ground black pepper. It comes together quickly and makes 4 servings, at about 113 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 General

Servings: persons

1 large celery root, about 1 pound, peeled and thinly sliced
2 baking potatoes, like russets, peeled and thinly sliced
2 fennel bulbs, thinly sliced
1/2 cup unbleached all-purpose flour
1/2 teaspoon salt
1/2 teaspoon freshly ground black pepper
1 quart milk
12 ounces Gruyere (or Swiss cheese), shredded (3 cups)

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
113 kcal
Category
General

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