Gigantes Plaki is one of those humble dishes that delivers comfort without fuss. The beans are creamy, the tomato sauce is bright and slightly sweet, and a handful of dill at the end lifts everything. It’s a dish that feels like Sunday lunch even when you make it on a weeknight.

I wrote this recipe to be practical: soak the beans, simmer them gently, build a simple sautéed base, and let the oven do the rest. You’ll end up with a bubbling, rustic casserole that holds up well for leftovers and makes enough to feed a small crowd or provide meals for a few days.

If you’re new to cooking dried beans, this is a forgiving intro. The steps are straightforward and the ingredients are pantry-friendly. Follow the timing, keep an eye on the beans as they cook, and you’ll be rewarded with a classic Greek dish that’s hearty and full of flavor.

What’s in the Bowl

This is a vegetarian, oven-baked bean casserole built on a long-soaked, slowly cooked giant bean. The base is an aromatic sauté of onion, garlic, peppers, celery and carrot, finished with crushed tomatoes and fresh dill. Olive oil carries the flavor and helps the sauce round out and thicken in the oven.

The beauty is in the slow work: soaking softens the beans, simmering finishes them without falling apart, and the oven concentrates the sauce while the edges caramelize slightly. Serve hot, straight from the dish, with bread or a simple salad.

Ingredients

500grgiant beans — main protein and texture; soak overnight to soften.
1large onion thinly sliced vertically — provides sweetness and body when sautéed.
2clovesgarlic chopped — aromatic backbone; add when onions soften to avoid burning.
800grcrushed tomatoes — creates the sauce and its acid balances the beans.
2red peppers cut into thin slices — add color, sweetness and texture.
1stick of celery chopped — gives a mild savory note and structure to the sauté.
2carrots thinly sliced vertically — sweetness and bulk; slices soften in the oven.
½bunch dill chopped — fresh herb finish that brightens the whole dish.
200mlolive oil — split between sautéing and finishing; carries flavor and enriches the sauce.
salt — season to taste; add gradually and adjust at the end.
pepper — fresh ground is best; season to taste.

Directions: Oven-Baked Greek Giant Beans: Gigantes Plaki

Place the 500gr giant beans in a large bowl and cover with plenty of cold water. Soak overnight.
Preheat the oven to 180°C (fan).
Drain the soaked beans and transfer them to a deep pot. Cover with fresh water and simmer over medium heat for 40–50 minutes, or until the beans are soft; skim any foam from the surface at regular intervals.
Strain the cooked beans, measuring and reserving 200 ml of the cooking liquid; discard the rest of the cooking water.
Pour half of the olive oil (100 ml) into a frying pan and heat over medium heat. Add the 1 large onion (thinly sliced vertically), 2 cloves garlic (chopped), 2 red peppers (thinly sliced), 1 stick of celery (chopped), and 2 carrots (thinly sliced vertically). Cook, stirring occasionally, for about 5 minutes until the vegetables have softened and begin to caramelize.
Place the drained beans in a heatproof (ovenproof) dish. Add the sautéed vegetables, 800gr crushed tomatoes, the remaining olive oil (100 ml), the reserved 200 ml bean cooking liquid, and ½ bunch dill (chopped). Season with salt and pepper to taste and gently stir or distribute everything evenly.
Bake in the preheated oven for 50–60 minutes, or until the beans are very tender and the sauce has thickened and is bubbling.
Remove from the oven and serve hot, straight from the dish.

What Makes This Recipe Special

Texture and balance. Giant beans become meltingly soft without turning to mush if you soak and simmer them correctly. The combination of sautéed vegetables gives the sauce depth beyond plain canned tomatoes. Olive oil does double duty: it sautés and finishes the dish, giving a silky mouthfeel.

Another special point is the dill. Many tomato-based bean dishes lean on parsley or oregano, but dill adds a bright, aromatic lift that feels unmistakably Greek. Finally, the oven step is key: slow baking concentrates flavors and creates a slightly caramelized top around the edges that contrasts with the creamy center.

Dairy-Free/Gluten-Free Swaps

Gluten-free: The recipe is naturally gluten-free as written. Just check any canned tomatoes for cross-contamination if you have severe sensitivities.
Dairy-free: No dairy is used, so this is ready for dairy-free diets.
Optional add-ins: If you want richness without dairy, a splash of good-quality extra virgin olive oil just before serving works well.

Tools of the Trade

Large bowl — for the overnight soak.
Deep pot with lid — for simmering the beans and skimming foam.
Colander or strainer — to drain beans and reserve cooking liquid.
Frying pan — to sauté the onions, garlic and vegetables.
Heatproof (ovenproof) dish — where the final baking happens.
Wooden spoon or spatula — for stirring without damaging beans.
Measuring cup — to measure and reserve 200 ml of bean cooking liquid.

Avoid These Mistakes

Skipping the soak. It shortens cooking time and helps even cooking. Fast-soak methods work, but overnight is easiest and most reliable.
Not skimming the foam. Skimming keeps the simmering liquid clearer and removes impurities that can affect flavor and texture.
Overcrowding the pan. When sautéing vegetables, give them room. Crowding prevents caramelization and you lose flavor.
Adding salt too early while simmering beans. Add modest amounts as you cook, then adjust at the end. Too much salt early can toughen beans (though opinions vary; taste and adjust).
Rushing the oven stage. The dish needs time for the sauce to reduce and the flavors to concentrate. Resist checking too often.

Seasonal Serving Ideas

Spring: Pair Gigantes Plaki with a lemony green salad—baby greens, radishes, a squeeze of lemon and a drizzle of olive oil. The brightness balances the rich beans.

Summer: Serve with grilled vegetables or a simple tomato-cucumber salad. Warm weather calls for lighter sides and plenty of fresh herbs.

Fall/Winter: Offer crusty bread and roasted root vegetables. The beans are hearty and pair well with denser, comforting sides.

What Could Go Wrong

Beans still hard after simmering: They may be old or the water was too small. Continue simmering, check water level, and test every 10–15 minutes. If beans stay stubborn, some cooks add a pinch of baking soda to the simmering water to help soften them—use sparingly.

Sauce too thin after baking: The oven time wasn’t long enough or the dish was too tightly covered. Return to the oven uncovered, bake at the same temperature until the sauce reduces and thickens.

Beans falling apart: That can happen if they’re overcooked during simmering or stirred roughly when fragile. Handle gently when transferring to the baking dish and avoid vigorous stirring once they are very soft.

Refrigerate, Freeze, Reheat

Refrigerate: Cool to room temperature, then store in an airtight container for up to 4 days. The flavors actually deepen on day two.

Freeze: Transfer cooled Gigantes Plaki to a freezer-safe container and freeze for up to 3 months. Thaw in the fridge overnight before reheating.

Reheat: Warm individual portions in a covered ovenproof dish at 160–170°C until heated through, or reheat gently on the stovetop with a splash of water or reserved cooking liquid to loosen the sauce. Avoid high heat to prevent drying out.

Common Qs About Oven-Baked Greek Giant Beans: Gigantes Plaki

Can I use canned giant beans instead of dried?

Yes. If using canned beans, drain and rinse them. Reduce or eliminate the initial simmering step, reserve less liquid (use water or vegetable stock if needed), and shorten oven time—check after 30 minutes so the sauce doesn’t dry out.

How do I know when the beans are done?

The beans should be very tender and break easily with a fork but not collapse into mash. Test a few from different parts of the pot to be sure. The oven will finish softening and marry flavors, so aim for close-to-done after simmering.

Can I make this spicier?

Yes. Add a pinch of chili flakes to the sauté, or include a chopped hot pepper with the red peppers. Taste as you go so the heat complements rather than overwhelms the dish.

Is it okay to skip the dill?

It’s optional, but dill adds a characteristic lift. If you don’t have dill, parsley works as a more neutral substitute.

Why reserve 200 ml of the cooking liquid?

That liquid is flavorful and starchy. It helps the sauce reach the right consistency without diluting flavor, and it ensures the beans remain moist during baking.

Serve & Enjoy

Serve Gigantes Plaki hot straight from the oven. Offer wedges of lemon, extra olive oil, and crusty bread for mopping up the sauce. It’s a relaxed meal: family-style, slightly rustic, and forgiving. Leftovers travel well and often taste even better the next day.

Make a batch, let it rest, and enjoy the deep, homey flavors that come from simple ingredients handled with patience. This one rewards waiting.

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