Roasted Whole Vegetable Pipe Rigate Pasta

This roasted whole vegetable pipe rigate pasta is a one-skillet wonder that turns humble vegetables into a rich, sweet sauce. Baby eggplants, red peppers, tomatoes, and onions soften under a lid, then get mashed into a rustic, velvety sauce.

Tossed with al dente pipe rigate and melted mozzarella, every shell traps a little pocket of flavor. It is the kind of dinner that feels both comforting and special, with minimal fuss and maximum reward.

Pipe rigate are large, curved pasta tubes with ridges that are perfect for catching chunky sauces. Here, whole vegetables are roasted in a covered skillet until they collapse, then mashed into a naturally sweet, jammy sauce.

The hollow pasta shells catch every bit of the roasted vegetable goodness, and a generous handful of mozzarella melts into long, stretchy strands. This is a vegetarian main that satisfies even the most devoted meat-eater, and it comes together in under an hour with just one skillet and one pot.

Ingredients

Why this recipe works

Roasting the vegetables whole, rather than chopping them first, lets them soften slowly and release their natural sugars. The covered skillet traps steam, so the vegetables braise gently in their own juices without browning or turning bitter.

The result is a deeply sweet, mellow sauce that needs almost no added seasoning. The potato masher breaks them down into a rustic, chunky texture that clings to the pasta far better than a smooth puree.

Pipe rigate's large hollow shape and ridged exterior are ideal for this dish. The sauce fills the tubes and coats the ridges, so every bite is packed with roasted vegetable flavor.

The starchy pasta water helps the sauce emulsify and cling to the pasta, while the melted mozzarella adds a creamy, stretchy finish. The combination of textures—tender pasta, soft vegetables, and gooey cheese—makes this a comforting, satisfying meal.

Notes and substitutions

Baby eggplants are smaller and sweeter than large ones, with fewer seeds and thinner skin, so they break down beautifully. If you can only find regular eggplant, use one small one and cut it into chunks before roasting. Sweet red peppers add a bright, fruity note; use any color you like, but red or yellow will be sweetest. Whole tomatoes are essential here—canned diced tomatoes have added juice and won't reduce the same way.

Pipe rigate can be hard to find in some supermarkets; substitute with penne, rigatoni, or any short, ridged pasta that can hold sauce. Shredded mozzarella from a block melts more smoothly than pre-shredded, which often contains anti-caking agents. For a sharper flavor, swap in provolone or fontina. The fresh parsley garnish is optional but adds a bright, herbaceous contrast to the rich, cheesy pasta.

• baby eggplants: 1 small regular eggplant, cut into chunks
• sweet red peppers: 2 cups jarred roasted red peppers, drained
• whole tomatoes: 1 (14.5 oz) can whole peeled tomatoes, drained
• pipe rigate pasta: 10 oz penne or rigatoni

Equipment

• Large skillet with lid
• Pot for boiling pasta
• Potato masher
• Wooden spoon
• Colander
• Measuring cups and spoons
• Chef's knife
• Cutting board