Pesto is a vibrant, flavorful sauce that has transcended its Italian roots to become a global favorite. Whether you're tossing it with pasta, spreading it on sandwiches, or mixing it into a creamy dip, pesto is a versatile ingredient that can elevate any dish. But what exactly is pesto, and how can you make the most of it? Let’s dive in.
What Is Pesto Made Of?
Traditional pesto, also known as Pesto alla Genovese, is a blend of fresh basil, garlic, pine nuts, Parmesan cheese, and olive oil. But today, there are countless variations, including spinach pesto, kale pesto, sun-dried tomato pesto, and even pistachio pesto. Each variation offers a unique twist on the classic sauce.

How to Make Pesto Sauce with Fresh Basil: The Classic Recipe
The classic pesto recipe is simple yet packed with bold flavors. All you need are fresh basil leaves, garlic, pine nuts, Parmesan, olive oil, salt, and pepper.
Quick Tip: Want a creamy pesto? Add a spoonful of ricotta or cream cheese to the mix for a velvety texture.

How to Use Pesto
Wondering what to do with that fresh batch of pesto? Here are some ideas:
Pesto Pasta
Toss pesto with cooked spaghetti or penne for a quick, flavorful meal.

Pesto Chicken Sandwich
Spread pesto on a grilled chicken sandwich with fresh mozzarella and tomatoes.

Pesto Salmon
Top salmon fillets with pesto before baking for a burst of fresh herb flavor.

Pesto Pasta Salad
Mix pesto with cooked pasta, cherry tomatoes, and fresh mozzarella for a refreshing summer salad.

Pesto Dip
Blend pesto with Greek yogurt or sour cream for a quick, zesty dip.

Is Pesto Sauce Healthy?
Yes, pesto can be a healthy addition to your diet. The main ingredients – basil, olive oil, and nuts – are packed with nutrients, healthy fats, and antioxidants. However, the calorie count can be high due to the oil and cheese, so enjoy it in moderation.
How Long Does Pesto Last in the Fridge?
Fresh pesto can last up to 5–7 days in the refrigerator if stored in an airtight container. To keep it vibrant and prevent browning, add a thin layer of olive oil on top.

Can You Freeze Pesto?
Absolutely! Pesto freezes well and can be stored for up to 3 months. Use an ice cube tray to portion it into individual servings – perfect for quick weeknight meals.
How to Make Pesto Last Longer
- Refrigerate: Store in an airtight container with a layer of olive oil on top.
- Freeze: Pour pesto into ice cube trays for easy portioning.
- Vacuum Seal: For extended storage, vacuum seal the pesto to prevent freezer burn.

Common Pesto Variations:
- Spinach Pesto: Replace some or all of the basil with fresh spinach for a milder, nutrient-rich sauce.
- Sun-Dried Tomato Pesto: Add sun-dried tomatoes for a tangy, slightly sweet twist.
- Kale Pesto: Swap basil for kale for a heartier, earthy flavor.
- Almond Pesto: Use almonds instead of pine nuts for a richer, nuttier taste.
- Vegan Pesto: Skip the cheese and add nutritional yeast for a cheesy, plant-based version.

What Does Pesto Taste Like?
Classic pesto has a bold, herbaceous flavor with a touch of nuttiness from the pine nuts and a rich, umami taste from the Parmesan. Different variations can add a spicy kick, a touch of sweetness, or a creamier texture, making it a versatile addition to many dishes.

Pesto FAQs
Q: How do you make pesto pasta?
A: Cook your preferred pasta, reserve some pasta water, and toss the cooked pasta with pesto. Add a splash of pasta water to loosen the sauce and coat the pasta evenly.
Q: Can you make pesto without nuts?
A: Yes! Omit the nuts or substitute with sunflower seeds or pumpkin seeds for a nut-free version.
Q: Is pesto good for you?
A: Yes, pesto contains healthy fats from olive oil and nuts, plus nutrients from fresh herbs. However, it is calorie-dense, so enjoy it in moderation.
Q: Can you freeze pesto?
A: Yes, pesto freezes well. Pour it into ice cube trays, freeze, and transfer the cubes to a freezer-safe bag for easy portioning.

Whether you're spreading it on toast, swirling it through pasta, or using it as a marinade, pesto is a must-have in every kitchen. Get creative and elevate your everyday meals with a burst of fresh, zesty flavor.
Like pesto? You'll love these recipes:
Explore all our pesto recipes on Cookpad!
