Leftover Pesto Recipes: Delicious Ways to Use Every Spoonful

That jar of pesto sitting in the fridge doesn’t have to be overlooked. Whether it’s homemade or store-bought, pesto is intense, garlicky, herb-scented, and cheesy — and it deserves to be used. If you often end up with extra pesto after making a recipe, don’t toss it. This bright green sauce can transform many dishes beyond the usual pasta pairing.

Pesto is essentially a concentrated flavor boost made from herbs (often basil), garlic, cheese, and oil. You can also find or make variations like sun-dried tomato pesto, spinach pesto, kale pesto, or nut-free versions that use seeds instead of nuts. Here are practical, tasty ways to use up every last spoonful of pesto.

What’s In This Post?
  • Homemade Nut-Free Pesto Recipes You’ll Love
  • What To Do With Pesto (Besides Pasta)
  • Bonus Tip: How to Freeze Pesto
  • Your Pesto Questions Answered
  • 9 Easy Things to Make with Leftover Pesto
Dollops of spinach parsley pesto on Roasted Carrots.
Roasted Carrots with Spinach Pesto

Nut-Free Pestos

Smiling Katie Workman in kitchen wearing apron.

I omit nuts from my pestos because of a severe allergy. If nuts aren’t a concern for you, pine nuts, almonds, or walnuts make a classic addition. Always alert guests if a dish contains nuts.

Homemade Nut-Free Pesto Recipes You’ll Love

Nut-Free Pesto

Nut-Free Kale Pesto

Sun-Dried Tomato Pesto (Nut-Free)

Nut-Free Spinach Pesto

Pumpkin Seed Pesto (Nut-Free)

What To Do With Pesto (Besides Pasta)

  1. Stir it into soups: A spoonful of pesto brightens minestrone, tomato, lentil, or vegetable soups and adds a savory herbal lift.
  2. Spread it on sandwiches or wraps: Replace mayo with pesto on turkey, club, grilled cheese, or breakfast wraps for instant flavor elevation.
  3. Swirl it into eggs: Fold pesto into scrambled eggs, add a dollop to fried eggs, or mix it into an omelet filling.
  4. Toss it with roasted vegetables: A little pesto makes roasted potatoes, carrots, or cauliflower sing.
  5. Mix it into dressings and marinades: Blend pesto into a vinaigrette, Italian-style dressing, or a creamy avocado dressing. It also works well in marinades for chicken or fish.
  6. Dollop it on grilled meats or fish: Add pesto to grilled chicken, steak, salmon, cod, or halibut either before grilling or as a bright finishing sauce.
  7. Stir it into grain or pasta salads: Pesto pairs beautifully with farro, couscous, quinoa, or rice salads to add herbaceous depth.
  8. Make pesto butter: Combine about 2 tablespoons pesto with 1/2 cup (one stick) softened butter, chill or freeze in small pats, then melt over steak, fish, rice, or vegetables — or spread on bread for garlic-style toast.

Think of leftover pesto as a small jar of culinary joy: a spoonful can enliven almost anything in need of flavor.

Pesto Crescent Rolls piled in a serving bowl.
Pesto Crescent Rolls

Bonus Tip: How to Freeze Pesto

Spoon pesto into an ice cube tray, freeze, then transfer the cubes to a freezer-safe bag. Use frozen cubes directly in soups, stews, or grain dishes, or thaw as needed. Properly stored, pesto keeps well in the freezer for several months.

Your Pesto Questions Answered

How long does leftover pesto last in the fridge?

Homemade pesto will keep about 5–7 days in the fridge if covered with a thin layer of olive oil and stored tightly sealed. Store-bought varieties often have a longer shelf life; check the label.

Can you freeze leftover pesto?

Yes. Freeze pesto in ice cube trays, small airtight containers, or a flat freezer bag with the air pressed out. Portioning makes it easy to use a little at a time, and frozen pesto stays good for a few months.

What if my pesto turns brown?

Browning is oxidation and doesn’t mean it’s unsafe. Stir in a splash of olive oil and a squeeze of lemon to revive the color and flavor.

Can I make pesto without basil?

Absolutely. Use spinach, kale, or sun-dried tomatoes to make flavorful non-basil pestos.

Grilled loin lamb chop on plate with mint and basil pesto and grilled sides.
Grilled Loin Lamb Chops with Mint-Basil Pesto

9 Easy Things to Make with Leftover Pesto

Tomatoes with Mint Basil Pesto / Photo by Mia / Katie Workman / themom100.com

Tomatoes with Mint Basil Pesto

Sliced tomatoes topped with pesto make a simple, fresh appetizer or side — perfect for summer.

Cavatappi with Roasted Cherry Tomatoes and Pesto in yellow serving dish on table.

Pasta with Roasted Cherry Tomatoes and Pesto

Toss pasta and tomatoes with pesto for a bright, easy meal — roast the tomatoes or use fresh ripe ones.

Couscous Salad with Shrimp, Roasted Tomatoes and Pesto Dressing

Couscous Salad with Shrimp and Pesto Dressing

A colorful, summery couscous salad dressed with pesto makes a lovely main or side.

Pesto-filled crescent rolls in yellow serving dish on table.

Pesto Crescent Rolls

Brush refrigerated crescent rolls with pesto and sprinkle with cheese for a quick, special snack or side.

Grilled loin lamb chop on plate with mint and basil pesto and grilled sides.

Grilled Loin Lamb Chops with Mint-Basil Pesto

Serve grilled lamb chops with a mint-basil pesto for a fresh, aromatic finish.

Bowls of Whipped Fresh Ricotta dips with slices of bread.

Easy Whipped Ricotta

Blend pesto into whipped ricotta for an outstanding crostini or dip.

Pesto Monkey Bread

Pesto Monkey Bread

A few tablespoons of pesto turn canned biscuits into a savory pull-apart treat.

Roasted Asparagus on parchment paper and topped with Pesto Crème Fraiche.

Roasted Asparagus with Pesto Crème Fraiche

Roasted asparagus becomes exceptional with a drizzle of creamy pesto sauce.

Dollops of spinach parsley pesto on Roasted Carrots.

Roasted Carrots

Finish roasted carrots with a spoonful of pesto for color and flavor.