The best crispy, caramelized air fryer butternut squash cubes ready in under 20 minutes — no oven needed! Choose from three flavor options: garlic-sage-pine nut, cinnamon-maple, or rosemary-herb. A cozy, healthy, and delicious side dish all fall and winter long.
A Quick Look At The Recipe
- ✅ Recipe Name: Crispy Air Fryer Butternut Squash Cubes (3 Flavors!)
- 🕒 Ready In: 18–20 minutes
- 👪 Serves: 4
- 🍽 Calories: ~160 per serving
- 🔥 Cook Temp: 380°F (190°C)
- 🥣 Main Ingredients: Butternut squash, olive oil, garlic, fresh sage, maple syrup, cinnamon, rosemary, pine nuts, salt, pepper
- 📖 Dietary Info: Gluten-free, dairy-free, vegan-friendly, and made with simple whole ingredients
- ⭐ Why You'll Love It: Crispy and caramelized on the outside, tender inside, and ready in under 20 minutes — with three delicious options! A healthy side you’ll crave all fall and winter.
SUMMARIZE & SAVE THIS CONTENT ON
Air frying vegetables is seriously a game changer — they cook up tender on the inside and crispy on the edges in half the time of roasting in an oven! If you’re as obsessed as I am, try my crispy air fryer parmesan zucchini, air fryer carrot fries, or air fryer sweet potato cubes.
My go-to flavor is the garlic-sage with toasted pine nuts, but the cinnamon-maple and rosemary-herb versions are just as delicious. It’s a quick, healthy, naturally gluten-free side that fits any meal — and proof that simple ingredients can taste restaurant-worthy.
Jump to:
- A Quick Look At The Recipe
- Why You'll Love This Recipe
- Ingredients You'll Need
- Easy Substitutions & Variations
- Need to substitute an ingredient?
- How to Make Crispy Air Fryer Butternut Squash Cubes (Step-by-Step)
- 1 Minute Video Tutorial
- Expert Tips
- Frozen vs. Fresh Butternut Squash
- Serving Suggestions
- Storage & Freezing Tips
- Frequently Asked Questions
- More Air Fryer Recipes You'll Love
- 📖 Recipe
- 💬 Comments
⭐️⭐️⭐️⭐️⭐️
BEST BEST BEST recipe! Tati, you really outdid yourself with this one. I love your air fryer recipes, but the sage and pine nut topping of this squash is awesome. Love it!
- Christine
Why You'll Love This Recipe
- Quick & easy: Ready in just 20 minutes — no oven or fancy prep required.
- Perfect texture: Crispy and caramelized on the outside, soft and tender inside.
- Three delicious flavors: Choose from savory garlic-sage-pine nut, sweet cinnamon-maple, or herby rosemary.
- Healthy & simple: Made with real ingredients, gluten-free, dairy-free, and vegan-friendly.
- Versatile side: Great for weeknight dinners, holidays, or meal prep — pairs with almost anything!
- Tested & loved: Developed and retested in my kitchen until perfectly crispy every time.
Ingredients You'll Need
These are the simple, wholesome ingredients you’ll need to make perfectly crispy air fryer butternut squash cubes.
Base Ingredients:
- Butternut squash: Peeled and cut into 1-inch cubes (fresh or pre-cut both work).
- Olive oil: Helps crisp and caramelize the squash.
- Salt & pepper: Enhances flavor and helps the edges brown.
Garlic-Sage-Pine Nut (Savory):
- Garlic & fresh sage: Add rich, fragrant, and cozy flavor.
- Pine nuts: Toasted for crunch and a nutty finish.
Cinnamon-Maple (Sweet):
- Maple syrup & cinnamon: For a touch of natural sweetness in the fall-inspired version.
Rosemary-Herb (Classic):
- Rosemary: Adds a bright, herby flavor to the classic variation.
Scroll to recipe card for quantities!
Easy Substitutions & Variations
- Oil options: Swap olive oil for avocado oil or melted coconut oil — both work beautifully to crisp the squash.
- Dried Herbs: Use ½ teaspoon of dried rosemary, thyme, or sage if you don’t have fresh herbs.
- Squash Types: This method also works for delicata or kabocha squash — cube to 1-inch pieces and air fry for 18–20 minutes at 380°F.
- Garlic-Sage-Pine Nut (Savory): Toss the hot squash with sautéed garlic and crispy sage, then sprinkle with toasted pine nuts for a cozy, nutty crunch.
- Cinnamon-Maple (Sweet): Drizzle the cooked squash with pure maple syrup and dust with cinnamon for a warm, caramelized, fall-inspired twist.
- Rosemary-Herb (Classic): Toss the cubes with fresh rosemary (or thyme) and a pinch of sea salt for a simple, herby finish.
- Parmesan-Garlic (Crispy & Savory): Toss the cooked squash with a sprinkle of grated parmesan, garlic powder, and black pepper for an ultra-crispy, cheesy twist.
- Spicy Paprika (Smoky & Bold): Before air frying, toss cubes with olive oil, smoked paprika, garlic powder, and a pinch of cayenne for a smoky, slightly spicy version.
Need to substitute an ingredient?
Ask AI for suggestions on how to substitute the particular ingredient.
How to Make Crispy Air Fryer Butternut Squash Cubes (Step-by-Step)
- Step 1: Toss the cubed butternut squash with olive oil, salt, and pepper until evenly coated.
- Step 2: For a sweeter variation, mix in maple syrup and cinnamon before cooking.
- Step 3: Preheat your air fryer for 2 minutes for the crispiest edges. Then, lightly spray your air fryer basket with non-stick olive oil spray, then arrange the squash in a single layer (work in batches if needed).
- Step 4: Air fry at 380°F for 18–20 minutes, shaking halfway through to ensure even crisping.
- Step 5: Optional — while the squash cooks, sauté minced garlic and fresh sage in a little olive oil for 2 minutes, then add pine nuts until golden.
- Step 6: Once the squash is tender and crispy, toss it with the garlic-sage-pine nut mixture (if using) and serve immediately.
1 Minute Video Tutorial
Expert Tips
- Pat the squash completely dry: I’ve tested this recipe dozens of times, and moisture is the #1 reason squash turns out soft instead of crispy. Use a clean kitchen towel or paper towel to blot before tossing in oil.
- Don’t overcrowd the basket: Air needs to move around every cube. Cook in two batches if needed — it’s worth it for perfectly caramelized edges.
- Shake halfway through: Around the 10-minute mark, give the basket a good shake so every side crisps evenly.
- Preheat for best results: A quick 2-minute preheat helps the first batch cook just as evenly as the rest.
- Add toppings after cooking: Herbs, syrup, or nuts should go on after air frying. Adding them early causes burning and soggy spots.
- Adjust cook time by cube size: Smaller (¾-inch) cubes take 15–16 minutes; larger (1-inch) pieces need about 20.
Frozen vs. Fresh Butternut Squash
Both work great for this recipe — I’ve tested it many times with each!
- Fresh squash: Gives the best caramelization and texture. The edges get extra crispy and golden since there’s less moisture.
- Frozen squash: Totally works when you’re short on time — just thaw slightly and pat dry to remove excess water before air frying. It won’t be quite as crisp but still tastes amazing.
- Cooking time: Frozen cubes usually need 2–3 extra minutes (around 20–22 minutes total at 380°F).
💡 Tati’s Tip: I keep a bag of frozen squash on hand for busy nights. Just make sure to dry it well — moisture is the biggest difference between crispy and soft!
Serving Suggestions
These crispy air fryer butternut squash cubes go with just about anything — from quick weeknight dinners to holiday spreads!
- Everyday sides: Serve with Juicy Thin Sliced Chicken Breast, my roasted Furikake Salmon Recipe, or Greek Feta Turkey Burgers.
- On salads: Toss warm cubes into your favorite fall salad — they’re amazing with my Kale Pomegranate Salad.
- With grains: Pair with rice, farro, couscous, or my Quinoa Sweet Potato Bowl for a cozy, veggie-packed bowl.
- As a snack: Drizzle with maple syrup or toss with cinnamon for a sweet-and-savory bite.
- Holiday favorite: Mix with my Balsamic Maple Brussel Sprouts or serve with my Healthy Almond Flour Cornbread for Thanksgiving or Christmas.
Storage & Freezing Tips
- Fridge: Store leftover butternut squash cubes in an airtight container for up to 4 days. Reheat in the air fryer at 350°F for 4–5 minutes until warm and crisp again.
- Freezer: Spread the cooled squash cubes on a baking sheet and freeze until solid, then transfer to a freezer-safe bag. Keep frozen for up to 3 months.
- Reheating (from frozen): Air fry straight from frozen at 350°F for 6–8 minutes, or bake in the oven at 350°F for 10–12 minutes. Avoid microwaving if you want to keep the edges crispy.
💡 Tati’s Tip: Always cool the squash completely before storing — sealing it while warm traps steam and makes it soggy!
Frequently Asked Questions
Yes! You can air fry frozen butternut squash — just thaw it slightly and pat it dry before cooking to remove excess moisture. Air fry at 380°F for about 20–22 minutes, shaking halfway through. It won’t get quite as caramelized as fresh, but it still turns out tender and delicious.
Yes, always peel it unless you’re using delicata squash (which has edible skin). Peeled cubes get crispier and roast more evenly in the air fryer.
For 1-inch cubes, cook at 380°F for 18–20 minutes, shaking halfway through. Smaller cubes may cook in 15–16 minutes, while larger ones can take closer to 22.
Usually, it’s due to too much moisture or overcrowding the basket. Pat the squash dry before cooking and spread it out in a single layer for even airflow.
Yes! You can air fry the squash up to 3 days in advance. Reheat it in the air fryer at 350°F for 4–5 minutes to bring back the crispiness.
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Did you make this recipe?
If you make this recipe, be sure to comment and rate it down below. Also, don't forget to tag me @healthfulblondie on Instagram and use the hashtag #healthfulblondie so I can see your delicious creation and share it with my followers!
📖 Recipe
Air Fryer Butternut Squash Cubes
Ingredients
Base Ingredients:
- 1 medium butternut squash, peeled, seeds scooped and cubed (OR 3 cups of store-bought butternut squash cubes)
- 1 tablespoon extra-virgin olive oil
- ½ teaspoon salt
- ½ teaspoon black pepper
Garlic Sage:
- 2 large garlic cloves, minced
- 2 tablespoon fresh sage, finely chopped
- ¼ - ⅓ cup pine nuts
Classic Rosmary or Parsley:
- Garnish: 1 - 2 tablespoon fresh rosemary or parsley, chopped
Cinnamon Maple:
- 1 tablespoon pure maple syrup
- ¾ teaspoon ground cinnamon
- Garnish: 1 tablespoon fresh rosemary, chopped
Instructions
- Preheat your air fryer to 380°F and lightly grease the basket with non-stick olive oil spray. Decide which flavor variation you want.
- Classic or Garlic Sage: Toss the cubed butternut squash in a mixing bowl with olive oil, salt, and pepper.
- Cinnamon Maple: Toss the cubed butternut squash in a mixing bowl with olive oil, salt, pepper, maple syrup, and cinnamon.
- Add to preheated air fryer and cook for a total of 18 – 20 minutes. Shake the basket at the 10-minute mark to ensure they are cooking evenly.
- Garlic Sage: While the squash is air frying, heat ½ tablespoon extra virgin olive oil in a small saute pan over medium. Add minced garlic, sage, and pine nuts. Saute for 2 - 4 minutes until the pine nuts are lightly browned. When the squash is done, pour this sauce over them in a mixing bowl and toss to coat.
- Garnish, serve immediately, and enjoy!
Tati Chermayeff says
One of my favorite Fall side dishes. Its cozy and yummy!
Christine says
BEST BEST BEST recipe! Tati you really out did yourself with this one. I love your air fryer recipes but the sage and pine nut topping of this squash is awesome. Love it!