Greek Potato Stew (Patates Yahni) with Tomato

Updated November 3, 2026

Total time
1 hr 15 min
prep 20 min · cook 55 min
Serves
4
portions as written
Safe temperature (USDA)
165°F / 74°C
check the thickest piece

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Greek Potato Stew (Patates Yahni) with Tomato

Greek potato stew, often called patates yahni, is a home-style dish of potatoes simmered in a tomato, onion, olive oil, and herb sauce. It is filling without meat, easy to make in one pot, and especially good when the potatoes turn tender enough to soak up the savory sauce; family and regional versions vary in seasoning and texture.

Ingredients

  • 2½ lb (1.1 kg) Yukon Gold or other waxy potatoes, peeled and cut into roughly 1½-inch (4 cm) chunks
  • ¼ cup (60 ml) extra-virgin olive oil
  • 1 large yellow onion, about 7 oz (200 g), finely chopped
  • 3 garlic cloves, about ½ oz (15 g), finely chopped
  • 1 tablespoon (16 g) tomato paste
  • 1 can (14½ oz / 411 g) crushed tomatoes
  • 1½ cups (355 ml) water, plus up to ½ cup (120 ml) more if needed
  • 1 teaspoon (1 g) dried oregano
  • 1 bay leaf, about 0.1 oz (3 g)
  • 1 teaspoon (6 g) fine salt, plus more to taste
  • ¼ teaspoon (0.5 g) freshly ground black pepper
  • 1 tablespoon (15 ml) fresh lemon juice
  • ⅓ cup (10 g) chopped fresh flat-leaf parsley

Instructions

  1. Prepare the potatoes and aromatics. Peel the potatoes and cut them into pieces of similar size so they soften at about the same rate. Keep the chunks fairly large: smaller pieces can break down during the long simmer. Chop the onion and garlic, and measure the remaining ingredients before you start cooking. If you prepare the potatoes early, cover them with cold water to prevent browning, then drain and dry them before adding them to the pot.
  2. Soften the onion. Set a heavy Dutch oven or other wide, lidded pot over medium heat and add the olive oil. When the oil shimmers, add the onion and cook for about 8 minutes, stirring occasionally. It should be soft and translucent, with a little golden color at the edges, but not deeply browned. Lower the heat if it starts to catch; a scorched onion can make the tomato sauce taste bitter.
  3. Cook the garlic and tomato paste. Stir in the garlic and cook for about 30 seconds, just until fragrant. Add the tomato paste and stir for another 30 seconds, coating the onion. This brief cooking mellows the paste and helps it blend into the sauce. Avoid leaving the garlic unattended, because it can turn bitter quickly over direct heat.
  4. Add the sauce ingredients. Pour in the crushed tomatoes and 1½ cups (355 ml) water. Stir in the oregano, bay leaf, salt, and black pepper, scraping the bottom of the pot to loosen any browned bits. Add the potatoes and turn them gently so the tomato mixture coats their surfaces. The liquid will not need to cover every potato completely; the pieces release moisture as they cook.
  5. Bring the stew to a simmer. Raise the heat until the liquid just begins to bubble, which should take about 4 minutes. Stir once, then reduce the heat to low. Cover the pot with the lid slightly ajar so steam can escape while the potatoes cook and the sauce reduces. Keep the stew at a gentle simmer rather than a hard boil, which can knock the potato pieces apart.
  6. Simmer until tender. Cook for about 37 minutes, checking and stirring gently once or twice. At around 30 minutes, test a large piece with the tip of a small knife. It should slide in easily, while the potato still holds its shape. If the bottom looks dry or the sauce is sticking before the potatoes are tender, stir in water a few tablespoons at a time, up to ½ cup (120 ml). If the potatoes are done but the sauce seems thin, simmer uncovered for a few minutes, moving the pieces carefully.
  7. Finish and rest. Remove the bay leaf. Stir in the lemon juice and parsley, taste the sauce, and adjust the salt and pepper. Turn off the heat and leave the stew to rest in the covered pot for 5 minutes before serving. This short rest lets the sauce settle and cling to the potatoes; the finished stew should be saucy, not watery, with chunks intact.

Tips

  • Choose potatoes that hold their shape. Yukon Golds and other waxy or all-purpose potatoes become tender while staying fairly intact. Russets also work, but they are starchier and more likely to crumble; if using them, cut larger chunks and stir as little as possible. The sauce may become thicker and more rustic.
  • Let the onion soften before adding the tomato. Eight minutes over moderate heat gives the onion time to become sweet and tender. If the pot is too hot, the onion can brown before it softens, and garlic can burn while you measure the next ingredients. Lower the heat as needed rather than trying to rush this stage.
  • Keep stirring gentle. Use a broad spoon and move the potatoes from the bottom of the pot rather than vigorously mixing. A little breakage is welcome because it thickens the sauce, but too much stirring can turn a stew into mashed potatoes. Check for sticking by sliding the spoon along the bottom.
  • Use water or broth to adjust the sauce. Water keeps the tomato and olive oil flavor clean. Low-sodium vegetable broth is a convenient substitute for some or all of the water and adds a more savory note, so taste before adding extra salt. Add liquid gradually; you can always loosen the stew, but reducing an overly thin sauce takes extra time.

Serving Suggestions

Serve the stew warm in shallow bowls, with a spoonful of sauce over every portion. Crusty bread is useful for catching the tomato and olive oil left at the bottom of the bowl; pita or another sturdy flatbread also works. A simple green salad dressed with lemon and olive oil gives the meal a fresh, crisp contrast, while olives or sliced cucumber and tomato make an easy side.

For a fuller table, add grilled vegetables, sautéed greens, or a small plate of feta. Feta is a serving suggestion rather than a necessary ingredient, and leaving it off keeps the stew vegan. If serving it as a side dish, pair it with roasted fish or chicken and keep the portions modest because potatoes make the stew substantial on its own. A final drizzle of olive oil and a little extra parsley are simple finishing touches.

Variations

Add a warming spice. Some home-style versions include a small pinch of cinnamon or allspice. Stir in ⅛ teaspoon (about 0.3 g) with the oregano if you would like a warmer, more aromatic background. Start with a small amount: these spices should support the tomato, not make the stew taste sweet or strongly spiced.

Include other vegetables. Add 1 large carrot, about 5 oz (140 g), cut into thick half-moons with the potatoes. For green beans, add 1 cup (125 g) trimmed pieces during the final 15 to 20 minutes so they remain recognizable. Vegetables release different amounts of liquid, so check the sauce and add a splash of water if it becomes too thick before the potatoes are done.

Make it tangier or richer. Increase the lemon juice to 2 tablespoons (30 ml) for a brighter finish, adding it a little at a time and tasting as you go. For a richer, more rounded tomato flavor, replace up to ½ cup (120 ml) of the water with vegetable broth. Neither change is required; the basic version is designed to let the potatoes, tomato, and olive oil remain the main flavors.

Use fresh tomatoes when they are ripe. Replace the canned tomatoes with about 1½ lb (680 g) ripe tomatoes, grated on the large holes of a box grater or finely chopped. Fresh tomatoes can be more watery or less concentrated than canned ones, so allow a few extra minutes of uncovered simmering if the sauce needs to reduce. In less-ripe seasons, canned crushed tomatoes provide a more consistent result.

Storage and Reheating

Cool leftovers promptly and refrigerate them within 2 hours of cooking in a shallow, airtight container. The stew keeps for 3 to 4 days in the refrigerator. The potatoes will absorb some sauce as they sit, so the chilled leftovers may seem thicker than they did at the table. For longer storage, freeze in a freezer-safe container for up to 2 months; thaw overnight in the refrigerator for the most even reheating. Potatoes can soften or become slightly grainy after freezing, but the tomato sauce remains useful for spooning over them.

Reheat an individual portion in a covered saucepan over low to medium-low heat, stirring gently and adding a tablespoon or two of water if the sauce is too thick. For a larger amount, warm it slowly in a covered pot and stir occasionally so the bottom does not scorch. You can also microwave a portion in a covered, microwave-safe dish, pausing to stir partway through. Reheat leftovers until steaming hot throughout; USDA FSIS recommends that leftovers reach 165°F (74°C). Avoid repeatedly cooling and reheating the whole batch; warm only the amount you plan to serve.

Frequently Asked Questions

What does patates yahni mean?

Patates means potatoes in Greek, and yahni refers to a braised or stewed preparation. In this dish, potatoes simmer in a tomato-based sauce with onion, olive oil, and herbs. There are household variations in seasoning and the amount of sauce, so the name does not point to just one fixed ingredient list.

Can I make Greek potato stew ahead?

Yes. The stew can be cooked a day ahead, cooled promptly, and refrigerated. Its flavors settle as it rests, although the potatoes will take up some of the liquid. Reheat it gently with a splash of water and adjust the seasoning after warming. Add a little fresh parsley or lemon at the end if you want to refresh the flavor.

Why are my potatoes still firm?

Potato size, variety, and simmer strength all affect cooking time. If the pieces are larger than about 1½ inches (4 cm), or the pot is barely warm, they may need more time. Keep the stew at a gentle simmer and continue cooking in 5-minute increments, testing a large piece each time. Add a small splash of water if the sauce is reducing too much before the potatoes soften.

Can I make this without tomato paste?

Yes. Leave it out and continue with the crushed tomatoes, but expect a slightly lighter and less concentrated sauce. You can simmer uncovered for a few extra minutes near the end to reduce the liquid. Do not substitute ketchup, which is sweetened and seasoned differently and can change the balance of the stew.

Is Greek potato stew vegan and gluten-free?

The recipe as written is vegan and gluten-free, provided the canned tomatoes and any optional broth you use meet your dietary needs. It contains no meat, dairy, eggs, or flour. If you serve it with bread or add cheese at the table, those accompaniments change the meal, not the stew itself.

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Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

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