Main Dish

Pesto Pasta: A Fresh and Flexible Summer Recipe

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I’ve been growing my own basil for years now. While it’s incredibly rewarding, it also comes with a small challenge—there’s no predicting exactly how much basil I’ll have on hand when the craving for pesto pasta strikes. Sometimes I have enough for a full recipe that serves four; other times, it’s a two-serving batch kind of day. So, I’ve learned to adjust.

I solidified my love of pesto in Genoa, where pesto originated. It was served on trofie pasta, and I’ll tell you—nothing I make will ever compare to that bowl of pesto perfection I had there. But that hasn’t stopped me from trying. And what I can do is make a deeply satisfying pesto pasta at home, tailored to the fresh ingredients I have and the number of servings I need.

So here’s my garden-fresh take on pesto pasta. It’s flexible, flavorful, and practical for the home cook—whether you’re cooking for two or four (or more!).


Jump to:


Getting Started

Before I cook the pasta or turn on the food processor, I gather all the ingredients. I find that getting everything prepped ahead of time makes for a smoother, more enjoyable process, especially when I’m adjusting portions.

Here’s how I prep:

  • Wash and dry the basil, then pinch the leaves off the stems.
  • Measure out the nuts (I usually use walnuts) and peel the garlic cloves.
  • Pour olive oil into a measuring glass and keep it nearby.
  • Grate the cheese if needed, and measure out salt and lemon juice.
  • Make sure your food processor is ready to go.

Once the pasta water is heating up, I start blending the pesto.

Pesto Pasta Ingredient Recommendations

Over time, I’ve experimented with both store-brand basics and splurge-worthy ingredients. While I’ve never made a batch entirely with premium ingredients, I’ve gotten close—and I can confirm that quality does matter. That said, I still make it work with what I have, and you should, too. Here are my tips for choosing ingredients based on availability and budget:

Basil

  • Best: Fresh Genovese (or any variety) basil from your own garden.
  • Good: Locally grown or farmers market basil.
  • Fine: Packaged fresh basil from the grocery store.

Nuts

  • Traditional: Pine nuts—expensive and not my personal favorite.
  • My Go-To: Walnuts. Affordable and delicious.
  • Also, try: Sunflower seeds as a nut-free alternative.

Garlic

  • Best: Homegrown garlic or locally sourced.
  • Good: Grocery store garlic bulb.
  • Only in a real pinch: Pre-minced garlic in a jar.

Olive Oil

  • Best: 100% Italian extra-virgin olive oil.
  • Good: Any EVOO.
  • Avoid: Plain olive oil, especially if you’ve upgraded other ingredients.

Cheese

  • Best: Wedge of imported Parmigiano-Reggiano or Pecorino Romano, grated at home.
  • Good: Any wedge of Parmesan.
  • Okay: Pre-grated parmesan in a plastic shaker (use only if absolutely the only option available).

Lemon Juice

  • Best: Fresh-squeezed.
  • Okay: Bottled juice in a pinch.

Pesto Pasta Finishing Touches

Reserve a bit of pasta water before draining your noodles—it helps the pesto coat the pasta and brings a creamy, mantecare finish. I usually drain some pasta water into a measuring glass before dumping the rest into the sink. Then I return the drained pasta to the pot and add in the pesto, tossing with tongs until everything is well coated.

Serve it in warmed pasta bowls, topped with a bit of parmesan. Sometimes I add diced plant-based “meat,” Quorn Chiqin (a great vegetarian protein), that’s been heated in a skillet with a little salt and pepper. It satisfies the meat-eaters and still keeps the meal vegetarian.

Pesto Pasta Pairings

This pasta goes beautifully with:

Pesto Pasta Leftovers

This recipe makes four servings. After dinner for two, I usually have just enough left for a quick lunch the next day. Store leftovers in an airtight container and reheat gently in the microwave.

If you’ve made a standalone batch of pesto, I recommend freezing any leftover sauce. Just label and date it, and you’ll have pesto cubes ready for your next weeknight dinner.

This isn’t a fancy, food-magazine-perfect pesto. It’s a practical, honest version you can make at home with what you’ve got. It celebrates what’s growing in your backyard (or what’s on sale at the store). It also brings a little taste of Genoa to your table—even if you’ll never quite replicate a magic bowl of pesto pasta in Italy. I know I won’t. But I’ll keep trying.

Let me know if you give this a go, and whether you go full pine nut or stick with walnuts like I usually do.

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Pesto Pasta

Course: Dinner, Entree, Lunch, Main Course
Cuisine: American, Italian

Ingredients

Pasta

  • 8 oz spaghetti or gemelli

Pesto

  • 2 c fresh basil leaves
  • 2 tbsp pine nuts, walnuts or sunflower seeds
  • 2 large garlic cloves, peeled
  • ½ c extra-virgin olive oil
  • ½ c grated parmesan or pecorino cheese
  • 1 pinch kosher salt
  • 1-2 dashes lemon juice

Instructions

  • Heat a pot of salted water to boiling. When ready, add spaghetti and cook until al dente (about 10 minutes).
  • While pasta water heats, wash and dry basil. Remove leaves from stems.
  • While the pasta cooks, prepare the pesto. Combine basil leaves, pine nuts (or alternative) and garlic in a food processor until finely minced. With the machine running on the slowest setting, dribble in the oil and process until smooth. Add the cheese, salt and lemon juice and process briefly, just until combined.
  • Once pasta is ready, drain, preserving some of the pasta water. Add pesto sauce to the pasta. Toss and add a splash of the reserved pasta water. Toss until mixed. Serve.

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