Creamy Avocado Pesto Penne

This Creamy Avocado Pesto Penne is a vibrant, fresh twist on classic pesto pasta, blending ripe avocados with basil pesto, garlic, lemon, and a splash of cream or pasta water for an ultra-smooth, luscious sauce.

Tossed with al dente penne, it delivers bright, herby flavor with creamy richness and a touch of nutty parmesan—light yet satisfying, perfect for quick weeknight dinners or impressing guests.

Why You’ll Love This Recipe

This dish feels like summer on a plate—bright, green, incredibly fresh, and surprisingly luxurious. The avocado creates an unbelievably silky, almost buttery sauce without heavy cream overload, while classic basil pesto brings that irresistible herby punch you crave.

Lemon zest and juice cut through the richness, garlic adds depth, and a handful of parmesan gives just the right savory lift. It’s ready in about 20 minutes, uses mostly pantry and fridge staples, and feels both healthy-ish and indulgent at the same time.

Kids love the creamy green color, adults love the sophisticated flavor, and everyone loves how light it feels despite being so comforting. Whether you’re feeding a crowd or treating yourself after a long day, this pasta disappears fast and leaves everyone smiling—it’s the kind of recipe you’ll make on repeat all year round.

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Recipe Tips and Tricks

Use ripe but not overripe avocados—they should yield gently to pressure for the creamiest texture.
Blend the sauce right before tossing to keep the bright green color (avocado oxidizes quickly).
Reserve plenty of starchy pasta water—it’s the secret to a glossy, emulsified sauce.
Don’t overheat the sauce after adding avocado—gentle warming only to preserve freshness and prevent browning.
Taste and adjust lemon—more zest/juice brightens everything beautifully.
Toast pine nuts lightly for extra nutty flavor and crunch as garnish.
For extra silkiness, add a splash of heavy cream or a spoonful of mascarpone.

Ingredients Notes

Avocados — 2 large ripe Hass avocados (about 300–350 g flesh) provide the creamy base and vibrant green color—choose ones that are soft but not mushy.
Basil pesto — Store-bought good-quality pesto (½ cup) saves time and adds classic flavor; homemade is even better if you have it.
Penne pasta — 12–16 oz (340–450 g) dry penne holds the sauce beautifully in its ridges—any short pasta (rigatoni, fusilli) works too.
Garlic — 1–2 fresh cloves for punch—raw or lightly sautéed depending on preference.
Lemon — Fresh (zest + juice of 1 large) for essential brightness and to slow oxidation.
Parmesan — Freshly grated (⅓–½ cup) for nutty, salty depth—use real Parmigiano-Reggiano if possible.
Olive oil — Extra-virgin for richness and to help blend the sauce smoothly.

Variations and Substitutions

Vegan: Use vegan pesto and skip parmesan or swap with nutritional yeast.
Protein boost: Add grilled chicken strips, sautéed shrimp, crispy bacon, chickpeas, or white beans.
Spicy: Stir in red pepper flakes, chili oil, or a dash of hot sauce.
Greener version: Blend in a handful of baby spinach or arugula with the avocado.
Nut-free: Use sunflower seed pesto instead of pine nut pesto.
Creamier: Stir in ¼ cup heavy cream, mascarpone, or cream cheese at the end.
Gluten-free: Use gluten-free penne or lentil/chickpea pasta.
Herb twist: Swap half the basil pesto with cilantro or parsley pesto.

Storage Options

Best enjoyed fresh—avocado sauce browns and loses vibrancy when stored. If needed, refrigerate leftovers in an airtight container with plastic wrap pressed directly on the surface for up to 1 day.

Reheat very gently (low heat or microwave in short bursts) with a splash of water or cream to loosen—stir well. Freezing not recommended (texture and color suffer).