One Pot Lemon Zucchini Pasta with White Beans

One Pot Lemon Zucchini Pasta with White Beans is the sort of dinner you can make with a zucchini, a can of beans, and pasta from the cupboard. The pasta cooks right in the pot with garlic and broth, so its starch helps make a light sauce without any cream. A little lemon at the end keeps it fresh.

Why Make This Recipe

There’s no separate pot of boiling water and no colander to wash. You brown the zucchini first, cook the pasta in the same pot, and stir everything together just before serving. It makes four generous portions in about half an hour, which is useful when dinner needs to be straightforward.

The white beans make this more filling than a plain bowl of pasta. I use cannellini beans because they’re soft enough to mingle with the sauce but hold their shape when stirred gently. Chickpeas work too, though they’ll give you a firmer bite. For more ideas about using beans in everyday meals, see USDA MyPlate’s guide to protein foods.

How to Make One Pot Lemon Zucchini Pasta with White Beans

Ingredients:

• 2 tablespoons olive oil, divided
• 2 medium zucchini, about 1 pound total, cut into 1/2-inch half-moons
• 1 small yellow onion, finely diced
• 4 garlic cloves, minced
• 12 ounces dry short pasta, such as rotini or shells
• 3 cups low-sodium vegetable broth
• 1 cup water, plus more as needed
• 1 teaspoon kosher salt, plus more to taste
• 1/4 teaspoon freshly ground black pepper
• 1/4 teaspoon red pepper flakes, optional
• 1 (15-ounce) can cannellini beans, drained and rinsed
• 1 lemon, for 1 teaspoon finely grated zest and 2 tablespoons juice
• 1/2 cup finely grated Parmesan, plus more for serving
• 1/4 cup chopped fresh parsley

Directions:

Prep time: 10 minutes. Cook time: 22 minutes. Servings: 4. Use a 5- to 6-quart Dutch oven or a deep, wide pot so you have room to stir the pasta as it cooks.

1. Heat 1 tablespoon olive oil in the pot over medium-high heat. Add the zucchini in an even layer and leave it alone for 3 minutes, then turn the pieces and cook for another 2 to 3 minutes. You want a few brown spots, not zucchini that’s soft all the way through. Transfer it to a plate.
2. Turn the heat down to medium and add the remaining tablespoon of oil and the onion. Cook for 3 minutes, stirring, until the onion looks translucent. Add the garlic and cook for 30 seconds, just until you can smell it. Don’t let it brown; burnt garlic will make the sauce bitter.
3. Add the dry pasta, broth, water, salt, pepper, and red pepper flakes. Stir well, scraping up the browned bits on the bottom of the pot. Bring the liquid to a steady boil over medium-high heat, then lower the heat to maintain an active simmer.
4. Cook uncovered for 10 to 13 minutes, stirring every 2 minutes so the pasta doesn’t stick. Start checking a piece at 10 minutes. The pasta should be tender with a little bite, and there should still be a small amount of glossy liquid in the pot. If it looks dry before the pasta is done, add water 1/4 cup at a time.
5. Stir in the beans and reserved zucchini. Cook for 2 minutes, until they’re hot. Turn off the heat, then stir in the lemon zest, lemon juice, Parmesan, and parsley. Let the pasta stand for 2 minutes. The sauce should cling to the pasta rather than pool at the bottom; add a splash of warm water if it tightens up too much. Taste and add more salt or lemon juice if needed.

How to Serve One Pot Lemon Zucchini Pasta with White Beans

Spoon the pasta into warm bowls while the sauce is still loose. A little extra Parmesan and black pepper are enough on top. I don’t bother with a complicated side, but a crisp green salad is good if you have one ready. For a different lemony pasta to make another day, try this lemon burrata pasta salad.

This is best served soon after cooking. Short pasta keeps drinking up the broth as it sits, so don’t wait for the pot to look completely dry before you bring it to the table. If you’re serving someone who likes more heat, put the red pepper flakes out separately rather than making the whole pot spicy.

How to Store One Pot Lemon Zucchini Pasta with White Beans

Refrigerate leftovers in a covered container within 2 hours and eat them within 3 to 4 days, following USDA guidance for leftovers. The pasta will absorb the remaining sauce overnight. To reheat, add a tablespoon or two of water per serving and warm it gently in a covered skillet over medium-low heat, stirring once or twice.

You can freeze it, but I usually don’t. Zucchini turns softer after thawing, and the pasta loses some of its bite. If you’re cooking ahead, the better move is to chop the vegetables and rinse the beans in advance, then cook the pasta when you’re ready to eat.

Tips to Make One Pot Lemon Zucchini Pasta with White Beans

• Cut the zucchini into fairly thick pieces. Thin slices collapse while the pasta simmers, but 1/2-inch half-moons still look and taste like zucchini at the end.

• Wash the zucchini under running water before cutting it, even though you aren’t peeling it. The FDA’s produce guidance recommends washing produce before preparation.

• Choose a short pasta with a package cook time of around 10 to 12 minutes. Tiny shapes can turn soft before the broth reduces, while especially thick shapes may need more water and a longer simmer.

• Stir often, especially along the bottom edge of the pot. Pasta sitting in a shallow layer of liquid sticks more readily than pasta boiling in a large pot of water.

• Add the Parmesan with the heat off. It melts into the hot, starchy liquid without clumping. Finely grated cheese works better here than thick shreds from a bag.

• Hold the lemon until the end. Simmering it for 10 minutes dulls the fresh taste you’re after. Start with the measured juice, then adjust after tasting because lemons vary.

Variation

For a more vegetable-heavy pot, stir in 3 packed cups of baby spinach with the beans; it will wilt in about a minute. You can leave out the Parmesan and use a spoonful of olive oil at the end for a dairy-free version, though the sauce won’t be quite as creamy. If tomato sounds better than lemon tonight, this one pot creamy tomato pasta is another practical choice. And when you have a jar of peppers to use, there’s also one pot roasted red pepper pasta.

One Pot Lemon Zucchini Pasta with White Beans

Short pasta cooks with garlic and broth in one pot, creating a light sauce without cream. Browned zucchini, white beans, lemon, Parmesan, and parsley finish the dish.

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Prep Time 10 minutes mins

Cook Time 22 minutes mins

Total Time 32 minutes mins

Servings: 4 servings

Course: Dinner

Ingredients Method Notes

Ingredients

  

• 2 tablespoons olive oil divided
• 2 zucchini medium; about 1 pound total, cut into 1/2-inch half-moons
• 1 yellow onion small, finely diced
• 4 cloves garlic minced
• 12 ounces dry short pasta such as rotini or shells
• 3 cups low-sodium vegetable broth
• 1 cup water plus more as needed
• 1 teaspoon kosher salt plus more to taste
• 1/4 teaspoon freshly ground black pepper
• 1/4 teaspoon red pepper flakes optional
• 1 can cannellini beans 15-ounce can; drained and rinsed
• 1 lemon for 1 teaspoon finely grated zest and 2 tablespoons juice
• 1/2 cup Parmesan finely grated; plus more for serving
• 1/4 cup fresh parsley chopped

Method

 

1. Heat 1 tablespoon olive oil in the pot over medium-high heat. Add the zucchini in an even layer and leave it alone for 3 minutes, then turn the pieces and cook for another 2 to 3 minutes. You want a few brown spots, not zucchini that's soft all the way through. Transfer it to a plate.
2. Turn the heat down to medium and add the remaining tablespoon of oil and the onion. Cook for 3 minutes, stirring, until the onion looks translucent. Add the garlic and cook for 30 seconds, just until you can smell it. Don't let it brown; burnt garlic will make the sauce bitter.
3. Add the dry pasta, broth, water, salt, pepper, and red pepper flakes. Stir well, scraping up the browned bits on the bottom of the pot. Bring the liquid to a steady boil over medium-high heat, then lower the heat to maintain an active simmer.
4. Cook uncovered for 10 to 13 minutes, stirring every 2 minutes so the pasta doesn't stick. Start checking a piece at 10 minutes. The pasta should be tender with a little bite, and there should still be a small amount of glossy liquid in the pot. If it looks dry before the pasta is done, add water 1/4 cup at a time.
5. Stir in the beans and reserved zucchini. Cook for 2 minutes, until they're hot. Turn off the heat, then stir in the lemon zest, lemon juice, Parmesan, and parsley. Let the pasta stand for 2 minutes. The sauce should cling to the pasta rather than pool at the bottom; add a splash of warm water if it tightens up too much. Taste and add more salt or lemon juice if needed.

Notes

Use a 5- to 6-quart Dutch oven or deep, wide pot. Choose short pasta with a package cook time around 10 to 12 minutes, and stir often along the bottom of the pot. Add Parmesan with the heat off and lemon at the end. Serve soon after cooking; the pasta absorbs the sauce as it sits.

FAQs

Can I use a different kind of bean?

Yes. Great Northern beans are the closest swap for cannellini beans. Chickpeas work if you prefer a firmer texture. Drain and rinse either kind, and add them near the end so they heat through without breaking apart.

Why is my pasta still firm when the liquid is gone?

The heat may be a little too high, or your pasta shape may need longer than the one used here. Add 1/4 cup warm water, stir, and cook for another 1 to 2 minutes. Repeat until a piece tastes right. Keep the pot at a steady simmer, not a hard boil.

Can I use whole wheat or gluten-free pasta?

You can, but watch the pot closely. Whole wheat pasta may need extra water and a few more minutes. Gluten-free pasta varies a lot by brand and can shed more starch, so stir gently, start tasting early, and use the package time as a guide rather than relying on the clock alone.

Conclusion

Keep a little warm water nearby when you finish the pot. One splash can bring the sauce back to a silky consistency just before serving, especially if the pasta has been sitting while you set the table.