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 Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin?

You need 9 ingredients. The key ingredients include: 6 cloves of garlic (1 split, the rest chopped), 2 pounds russet potatoes, peeled and very thinly sliced, Salt and black pepper, to taste, 1 tablespoon fresh thyme, and more.

Is Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin suitable as meat & poultry?

Yes, Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin falls under the Meat & Poultry category and is a great choice for this type of meal.

How do I store leftover Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin?

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

Roasted Lamb with Monsieur Henry's Potato, Onion, a

Name: Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 6 cloves of garlic (1 split, the rest chopped); 2 pounds russet potatoes, peeled and very thinly sliced; Salt and black pepper, to taste; 1 tablespoon fresh thyme; 2 large onions, very thinly sliced; 5 medium-sized tomatoes (about 1 pound), cored and thinly sliced; 2/3 cup dry white wine; 1/3 cup olive oil; 1 leg of lamb, with bone in (about 6 to 7 pounds)

Try this homemade Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin recipe the whole family will love. Made with garlic, russet potato…

This Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin relies on simple, everyday ingredients such as fresh thyme, dry white wine and olive oil. It comes together quickly and makes 4 servings, at about 478 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 Meat & Poultry

Servings: persons

6 cloves of garlic (1 split, the rest chopped)
2 pounds russet potatoes, peeled and very thinly sliced
Salt and black pepper, to taste
1 tablespoon fresh thyme
2 large onions, very thinly sliced
5 medium-sized tomatoes (about 1 pound), cored and thinly sliced
2/3 cup dry white wine
1/3 cup olive oil
1 leg of lamb, with bone in (about 6 to 7 pounds)

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
478 kcal
Category
Meat & Poultry

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Roasted Lamb with Monsieur Henry's Potato, Onion, and Tomato Gratin

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