I still remember the first Tuesday night I threw this dinner together: the fridge held nothing but a limp carrot and half an onion, the pantry was bursting with half-boxes of pasta, and I had a single dusty can of pesto I’d bought on clearance months earlier. My husband was due home from a late flight in twenty minutes, the toddler was melting down over a missing puzzle piece, and I was this close to ordering expensive take-out—again. Instead, I boiled water, raided the freezer for a handful of frozen peas, and whisked that canned pesto into the starchy pasta water like I’d seen a chef do on TV. Ten minutes later we were all slurping glossy noodles flecked with sweet vegetables, the bowl half-empty before I even snapped a photo. That frantic night turned into our family’s most-requested “emergency” supper, and I’ve since refined it into the reliable, endlessly adaptable recipe you see here. If you can open a can and boil pasta, you can serve a restaurant-worthy dinner—no grocery run required.

Why This Recipe Works

Zero Waste: Clears out half-used veg, open boxes of pasta, and that lonely canned pesto.
One-Pot Magic: The pasta water becomes your silky sauce—fewer dishes, fuller flavor.
15-Minute Meal: Start to finish in the time it takes to stream one sitcom episode.
Kid-Friendly: Mild, familiar flavors sneak in veggies without complaints.
Budget Hero: Canned and frozen produce are cheaper and last longer than fresh.
Endlessly Flexible: Swap veggies, pasta shapes, or pesto flavors based on what you own.

Ingredients You'll Need

Think of this list as a gentle guide, not a strict rulebook. The beauty of pantry cooking is improvisation; I’ve noted my favorite swaps so you can shop your shelves with confidence.

Pasta: 12 oz (¾ lb) of whatever shape you have—penne, fusilli, farfalle, or a medley of quarter-boxes. Short shapes catch the pesto best, but even spaghetti works. Whole-wheat, legume-based, or gluten-free all cook the same way; just check the package for timing.

Canned Pesto: One 6–7 oz can is the flavor anchor. Shelf-stable pesto is usually basil-based, but sun-dried tomato or spicy arrabbiata versions are delicious wild cards. If you only have a 4 oz can, stretch it with a spoonful of mayo or Greek yogurt for creaminess.

Mixed Vegetables: 2 cups total, any combo. I reach for frozen peas, corn, and diced carrots because they’re always in my freezer, but canned artichokes, roasted red peppers, or drained chickpeas are stellar. If you have fresh veg that’s wilting (a handful of spinach, half a zucchini), chop and toss it in during the last minute of boiling.

Garlic: Two cloves, minced, or ½ tsp garlic powder in a pinch. The brief sauté mellows the bite and perfumes the oil.

Olive Oil: 1 Tbsp for the skillet; a glug of the pesto’s packing oil works too.

Parmesan (optional): ¼ cup finely grated. Skip it or sub nutritional yeast for dairy-free. The rind simmered in the pasta water adds stealth umami if you have one stashed in the freezer.

Crushed Red Pepper: A pinch wakes everything up; leave it out for sensitive palates.

Lemon: Half for brightness. Bottled juice is fine—1 Tbsp—but fresh zest (1 tsp) really lifts canned flavors.

Salt & Pepper: Kosher salt for the pasta water, plus freshly cracked pepper to finish.

How to Make Pantry Clean-Out Pasta with Canned Pesto and Veggies

Start the Pot

Fill a large Dutch oven or heavy pot with 4 quarts of water, cover, and bring to a boil over high heat. Salt it generously—about 1 Tbsp kosher salt should make it taste like the sea. Salting now is your only chance to season the pasta itself.

Prep Your Add-Ins

While the water heats, measure out vegetables. If using frozen, keep them in the freezer until the last minute so they don’t turn mushy. Drain and rinse any canned veg to remove excess sodium. Mince the garlic and grate Parmesan if using.

Toast the Garlic

When the water boils, lower heat to medium-high and set a wide skillet over medium. Add olive oil and swirl to coat. Drop in the minced garlic; stir 30–45 seconds until just fragrant and pale golden. Do not let it brown or the dish will taste bitter.

Cook the Pasta

Slide pasta into the boiling water, stirring for 10 seconds to prevent sticking. Cook 1 minute less than package directions for al dente. During the final 2 minutes, add frozen vegetables directly to the pot; they’ll thaw and float. Reserve 1 cup starchy pasta water before draining.

Marry Flavors

Return the drained pasta and veggies to the warm Dutch oven (heat off). Scrape in the garlicky oil, add canned pesto, ½ cup reserved water, and a squeeze of lemon. Toss vigorously with tongs until a glossy sauce forms, adding more water a splash at a time for silkiness.

Season & Serve

Taste and adjust: more lemon for brightness, salt for depth, or pepper and chili flakes for heat. Fold in half the Parmesan for creaminess. Plate immediately—this pasta waits for no one—and shower with the remaining cheese and an extra drizzle of pesto oil.

Expert Tips

Starchy Gold

That cloudy pasta water is liquid gold: the starches emulsify oil and pesto into a clinging sauce. Always reserve more than you think you’ll need.

Keep Frozen Veg Small

Petite peas and diced carrots heat through quickly; larger broccoli florets may need microwaving 1 minute before adding to the pot.

Color Pop

For restaurant flair, add a handful of halved cherry tomatoes or jarred roasted peppers at the end; their acidity balances the richness of pesto.

Double the Batch

This recipe doubles perfectly in a 7-quart pot; leftovers reheat like a dream with a splash of water or broth.

Variations to Try

Storage Tips

Cool leftovers completely, then refrigerate in airtight containers up to 4 days. The pasta will absorb sauce as it sits; revive with a splash of water or broth before microwaving 60–90 seconds, stirring halfway. For meal prep, portion into single-serve glass jars; they reheat evenly and travel well. Freeze sauced pasta up to 2 months—under-cook the noodles by 2 minutes so they stay al dente after thawing. Thaw overnight in the fridge and warm gently on the stove with extra liquid.

Frequently Asked Questions

Absolutely. Canned and jarred pesto are interchangeable; canned tends to be slightly thicker, so you may need an extra splash of pasta water to loosen the sauce.

The dish still tastes great as a garlicky pesto noodle. Stir in a handful of greens during the last 30 seconds of boiling or top bowls with diced fresh tomato for color.

It is if you choose dairy-free pesto and skip the Parmesan. Substitute nutritional yeast for the cheesy note.

Under-cook by 1 minute initially, cool quickly in a single layer on a sheet pan, and add liquid when reheating. Gentle heat keeps the texture firm.

Yes—use your favorite gluten-free pasta. Chickpea or rice-based shapes hold up better than corn varieties in the vigorous tossing step.

Pantry Clean-Out Pasta with Canned Pesto and Veggies

Why This Recipe Works

Ingredients You'll Need