Greek Roast Lamb and Potatoes
Lamb and potatoes are cooked together in a roasting pan. The dish is flavored with olive oil, orange juice, mustard, garlic, and oregano. The lamb is roasted with the potatoes until it is cooked to medium and the potatoes are tender.
By Nadia Kovalenko
Posted October 1, 2026Share
Time
Calories
Servings
Difficulty
Description
Lamb and potatoes are cooked together in a roasting pan. The dish is flavored with olive oil, orange juice, mustard, garlic, and oregano. The lamb is roasted with the potatoes until it is cooked to medium and the potatoes are tender.
Quick Tip Read the recipe in its entirety before you start cooking. This will help you understand the ingredients, steps, and timing involved, and allow you to prepare any necessary equipment or ingredients beforehand.
Ingredients 8
1 large orange, juiced
3 tablespoons brown mustard, or more to taste
3 tablespoons olive oil
4 teaspoons dried oregano
salt and pepper to taste
10 Yukon Gold potatoes, peeled and cut into 2-inch chunks
1 (3 pound) half leg of lamb, bone-in
5 cloves garlic
Instructions
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1
Preheat the oven to 190 degrees C.
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2
In a large bowl, mix the orange juice, mustard, olive oil, oregano, salt, and pepper. Add the potatoes and coat with the mixture. Remove the potatoes with a slotted spoon and put them in a large roasting pan.
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3
Make slits in the lamb and put the garlic cloves in them. Rub the remaining mixture on the lamb and put it on top of the potatoes. Pour any remaining mixture over the lamb.
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4
Roast in the oven for about 1 hour, or until the potatoes are tender and the lamb is cooked to medium. Check every 30 minutes and add 1/4 to 1/2 cup of hot water if the potatoes are drying out.
Nutrition Facts
Servings 4
Amount Per Serving
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Calories 912 kcal
% Daily Value *
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Total Fat 33g
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Saturated Fat 10g
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Cholesterol 137mg
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Sodium 312mg
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Total Carbohydrate 103g
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Dietary Fiber 15g
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Protein 51g
* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.
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