Italian Vegetable Pasta (Pasta all’Ortolano – Easy One-Pot Vegetable Pasta Recipe – Oil-Free)
Pasta all’Ortolano is my go-to order whenever I see it on an Italian menu—and this vegetable pasta recipe is my plant-based, oil-free version inspired by our favorite neighborhood Italian restaurant in Austin, Mandola’s.
Post Date: March 22, 2025
Updated: April 13, 2026
Posted by: Donna SpencerThis post may contain affiliate links. Read my full disclosure here.
At its heart, this dish is a rustic one-pot vegetable pasta that celebrates whatever fresh vegetables you have on hand. It’s proof that you can enjoy a deeply satisfying, restaurant-style Italian meal at home while staying completely whole-food, plant-based.
The vegetables slowly cook down with herbs and broth, creating a naturally rich, silky sauce that coats every strand of pasta. No cream, no oil—just simple ingredients coming together in the most flavorful way.
Cooking This Vegetable Pasta Recipe (Pasta all’Ortolano)
I prefer using whole wheat thin spaghetti for this vegetable pasta recipe because it absorbs the broth beautifully and creates that light, silky texture this dish is known for. If I only have a thicker pasta like penne or rigatoni, I’ll parboil it first to help control the cooking time and prevent the broth from reducing too quickly.
This is a true one-pot vegetable pasta, which means everything cooks together in layers of flavor.
Start by dry sautéing the firmer vegetables first—zucchini, green beans, cauliflower, onion, garlic, and mushrooms. This builds a savory base as the vegetables release their natural moisture and deepen in flavor.
Once they begin to soften, add the cherry tomatoes. As they cook, they burst and release their juices, creating the foundation of a light, naturally sweet tomato broth.
Next, pour in the vegetable stock and add the dry pasta directly to the pot. As it simmers, the pasta absorbs all those layered vegetable flavors while releasing its starches, which naturally thicken the broth into a delicate sauce.
Pasta all’Ortolano vs. Primavera Pasta (What’s the Difference?)
If you’ve ever wondered about the difference between Pasta all’Ortolano and Primavera Pasta, you’re not alone. Both are vegetable-forward pasta dishes, but they come from different traditions and offer very different flavor profiles and sauces.
Pasta all’Ortolano
Pasta all’Ortolano translates to “gardener’s pasta,” and it comes from traditional Italian home cooking that focuses on seasonal vegetables and simplicity.
This version of Italian vegetable pasta is typically:
- Built in one pot with sautéed vegetables and broth
- Lightly coated in a tomato-based or broth-based sauce
- Naturally oil-free or very lightly dressed
- Designed around what’s fresh or available from the garden or market
The vegetables—such as zucchini, mushrooms, green beans, and tomatoes—are cooked until they soften and release their natural juices. This creates a delicate, flavorful sauce without cream or heavy fats.
Think of Pasta all’Ortolano as a rustic, light, brothy vegetable pasta that lets the vegetables shine.
Primavera Pasta
Primavera Pasta means “spring pasta,” and it is an Italian-American creation that became popular in the United States in the 1970s.
Unlike Pasta all’Ortolano, Primavera is typically:
- Tossed with a creamy or buttery sauce (though olive oil versions exist)
- Made with crisp, lightly cooked spring vegetables like asparagus, peas, and carrots
- Served with a richer, more indulgent texture
- Often finished with Parmesan or cream-based sauces
Primavera Pasta is usually not a one-pot dish—instead, the vegetables are sautéed separately and then tossed with cooked pasta and sauce.
Think of Primavera Pasta as a creamy, restaurant-style vegetable pasta with a richer finish.
Which One Is Healthier?
Both dishes highlight vegetables, but they differ in overall richness:
- Pasta all’Ortolano is lighter, broth-based, and typically oil-free or low-oil
- Pasta Primavera is often richer due to butter, oil, or cream-based sauces
If you’re looking for a whole-food, plant-based vegetable pasta recipe, Pasta all’Ortolano is the lighter, more nutrient-dense option. If you want something creamy and indulgent, Primavera is the classic comfort version.
Wrapping things up…
Both Pasta all’Ortolano and Pasta Primavera celebrate vegetables in completely different ways.
One is rustic, brothy, and Italian countryside-inspired.
The other is creamy, colorful, and Italian-American comfort food.
Either way, they’re both delicious ways to enjoy a vegetable pasta recipe that highlights seasonal produce and simple ingredients.
Plant-Based: Prep, Swap, Store & Nutrition
Grocery List
Produce
asparagus
broccoli
cauliflower
green beans
red onion
zucchini
mushrooms
garlic
peas
cherry tomatoes
Pantry
whole grain pasta
vegetable broth
red pepper flakes
dried oregano
dried thyme
balsamic vinegar
chopped fresh basil
nutritional yeast
vegan parmesan
Misc
salt
pepper
water
Add-Ins and Substitutions
You can replace the cherry tomatoes for a can of fire roasted tomatoes. Pine nuts can be replaced by almonds, Brazil nuts, pumpkin seeds, and hazelnuts.
Storing
Store in an airtight container in the refrigerator for up to 3 days.
Nutrition 411
Asparagus is a nutrient-dense vegetable packed with vitamins, minerals, and antioxidants. It is an excellent source of vitamins A, C, E, and K. It also provides folate, which is essential for cell growth and development. Asparagus is also rich in fiber, promoting healthy digestion, and contains antioxidants like glutathione, which helps combat oxidative stress. Additionally, it provides small amounts of iron, calcium, and potassium, supporting overall health. Low in calories yet high in nutrients, asparagus is a great addition to a balanced, plant-based diet.
Cauliflower has become increasingly popular. It can substitute for starchier foods like rice and even pizza dough. One cup of chopped cauliflower (107g) provides 27 calories, 2.1g of protein, 5.3g of carbohydrates, and 0.3g of fat. This veggie is versatile and non-starchy. It contains a high amount of fiber, which is important for digestive health and may reduce the risk of several chronic diseases. Cauliflower is a great source of vitamin C, vitamin B6, and magnesium. Cauliflower provides a significant amount of antioxidants, which are beneficial for reducing inflammation. Whether you eat it raw, roasted, or riced, cauliflower offers a lot of bang for your nutritional buck. (Trusted source).
Green Beans are a nutritious, low-calorie vegetable rich in vitamins, minerals, and fiber. They provide a good amount of vitamin C for immune support. Vitamin K is important for bone health. Folate is essential for cell growth. Green beans are also high in antioxidants like flavonoids and carotenoids, which help reduce inflammation and protect against oxidative stress. Their fiber content supports digestion and promotes a healthy gut. Additionally, they contain small amounts of iron, magnesium, and potassium, making them a well-rounded addition to a plant-based diet.
Mushrooms are fat-free, low-sodium, low-calorie, and cholesterol-free. They’re also packed with fiber, vitamins, and minerals. Nutritional benefits vary depending on the type of mushroom. Loaded with antioxidants they help protect the body from damaging free radicals that can cause conditions like heart disease and cancer. Mushrooms also have Beta-glucan which is a form of soluble dietary fiber that’s been strongly linked to improving cholesterol and boosting heart health. It can also help your body regulate blood sugar, reducing the risk of type 2 diabetes. Oyster and shiitake mushrooms are believed to have the most effective beta-glucans. Mushrooms are rich in the B vitamins: riboflavin, niacin, and pantothenic acid. And they contain copper, which helps your body make red blood cells, which are used to deliver oxygen all over the body. Lastly, mushrooms contain potassium which is extremely important when it comes to heart, muscle, and nerve function. There’s about as much potassium in 2/3 cup of cooked Portobello mushroom as there is in a medium-sized banana. trusted source).
Onions also contain small amounts of other vitamins and minerals such as calcium, iron, magnesium, and zinc. Onions are rich in B vitamins, including folate and vitamin B6. They a powerful antioxidant that could help protect your cells from unstable, damaging molecules called free radicals. These play key roles in metabolism, red blood cell production, and nerve function. Additionally, onions are known for their antioxidant and anti-inflammatory properties, particularly due to compounds like quercetin and sulfur-containing compounds. These properties contribute to their potential health benefits, including supporting heart health, immune function, and reducing inflammation. The nutritional content can vary slightly based on the type of onion and its freshness. Overall, onions are a nutritious addition to a balanced diet, providing flavor and health benefits with minimal calories.
Tomatoes are low in carbs. The carb content consists mainly of simple sugars and insoluble fibers. These fruits are mostly made up of water. They are a good source of several vitamins and minerals, such as vitamin C, potassium, vitamin K, and folate. The lycopene in tomatoes is one of the most abundant plant compounds in tomatoes. It’s found in the highest concentrations in tomato products, such as ketchup, juice, paste, and sauce. Studies show that tomatoes and tomato products may reduce your risk of heart disease and several cancers. This fruit is also beneficial for skin health, as it may protect against sunburns. (Trusted source.)
Zucchini is rich in several vitamins, minerals, and other beneficial plant compounds. It also contains small amounts of iron, calcium, zinc, and several other B vitamins. In particular, its ample vitamin A content may support your vision and immune system.
Raw zucchini offers a similar nutrition profile as cooked zucchini, but with less vitamin A and more vitamin C, a nutrient which tends to be reduced by cooking. Zucchini boasts several antioxidants that may provide various health benefits. The highest levels are found in the fruit’s skin.
It is rich in water and fiber, two compounds which can promote healthy digestion by reducing your risk of constipation and symptoms of various gut disorders. (trusted source).
Pasta all’Ortolano
Equipment
- Deep, high rimmed, sautee pan or Dutch Oven
Ingredients
- ½ cup asparagus
- ½ cup broccoli optional
- ½ cup cauliflower
- ½ cup green beans
- ½ cup red onion small dice
- ½ cup zucchini sliced into half-moons
- 1 cup mushrooms sliced
- 2 cloves garlic minced
- 1½ cups cherry tomatoes halved
- 12 oz whole grain or legume-based pasta thin spaghetti, penne, or rigatoni
- 3-4 cup low-sodium vegetable broth divided
- 1 cup peas
- ¼-½ tsp red pepper flakes optional
- 1 tsp dried oregano
- ½ tsp dried thyme
- 2 tbsp chopped fresh parsley optional
- 1 tbsp balsamic vinegar optional
- ¼ cup chopped fresh basil
- 1 tbsp nutritional yeast optional, for umami flavor
- Plant-Powered Bliss Vegan Parmesan Magic
- Sea salt and black pepper to taste
Instructions
- Dice all vegetables to about 1/2-inch pieces.
- In a Dutch oven or heavy-bottomed saucepan, add the asparagus, cauliflower, green beans, red onion, zucchini, mushrooms, and garlic. Dry sauté over medium heat until the vegetables are aromatic, but not browned, 5 to 8 minutes.
- Add red pepper flakes, dried oregano, dried thyme and nutritional yeast. Cook for another1-2 minutes.
- Add tomatoes. They will release their juices. Cook for another 5 minutes.
- Add 3 cups vegetable stock bring to a simmer and add pasta and broccoli (if using). Cook for 8-10 minutes depending upon pasta of choice.
- Assess pasta “doneness” and sauce constancy. If pasta is not cooked to your desired state, add 1/2 cup more vegetable stock. Cook until sauce thickens about 3-5 minutes. Lastly add balsamic vinegar and fresh chopped parsley.
- Finish by plating the pasta in individual bowls then top with torn or chiffonnades of basil, vegan parmesan, and pine nuts.
- Don’t forget the pine nuts as they really make this dish!
Notes
- Don’t forget the pine nuts as they make this dish!
- Add broccoli last with the pasta to avoid it getting too mushy.
- I like to add 1 tsp of Trader Joe’s Uniami seasoning mix and top with vegan parmesan cheese.
- Add any other vegetables you like such as leeks, eggplant, broccoli, etc.. It’s a great way to use up aging vegetables.
- If you like less pasta, add a half pound and reduce stock added by 1 cup, or double the vegetables.
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Frequently Asked Questions
1. What is Pasta all’Ortolano?
Pasta all’Ortolano is a traditional Italian vegetable pasta that translates to “gardener’s pasta.” It’s made with seasonal vegetables cooked in a light tomato-based or broth-based sauce, often served with pasta. This dish is known for being rustic, simple, and focused on fresh produce rather than heavy sauces.
2. Is Pasta all’Ortolano a healthy vegetable pasta recipe?
Yes, Pasta all’Ortolano is considered a healthy vegetable pasta recipe because it is packed with nutrient-dense vegetables and typically made with a light tomato or broth-based sauce. When prepared without oil or heavy cream, it becomes a whole-food, plant-based meal that is high in fiber and naturally low in saturated fat.
3. What is the difference between Pasta all’Ortolano and Pasta Primavera?
asta all’Ortolano is an Italian-style vegetable pasta that uses a light tomato or broth-based sauce and is often cooked in one pot. Pasta Primavera, on the other hand, is an Italian-American dish that typically features a creamier or butter-based sauce and separately cooked vegetables tossed with pasta.
4. Can I make this vegetable pasta recipe gluten-free?
Yes, you can easily make this vegetable pasta recipe gluten-free by substituting traditional wheat pasta with a gluten-free pasta made from brown rice, quinoa, or legumes. Just be sure to adjust the cooking time, as gluten-free pasta can become soft more quickly when simmered in broth.
5. What vegetables work best in a one-pot vegetable pasta?
The best vegetables for a one-pot vegetable pasta are those that cook at different rates and build flavor as they simmer. Great options include zucchini, mushrooms, green beans, cauliflower, onions, garlic, cherry tomatoes, peas, and leafy herbs like basil or parsley. You can also use whatever vegetables you need to use up in your refrigerator.
Enjoy More Easy Italian-Inspired Plant-Based Meals
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