No Oil, No Peeling! Delicious Balsamic Roasted Delicata Squash

This Oil-Free Crispy Roasted Delicata Squash recipe has a sweet, tangy balsamic glaze and caramelized edges. No peeling required! An easy side for weeknight dinners, grain bowls, or holiday meals.

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🔍 Quick Look: Roasted Delicata Squash

⏱️ Prep Time: 10 minutes
🎛️ Cook Time: 30 minutes
👥 Servings: 3
📊 Calories: ~380 kcal (based on nutrition panel)
👩🏽‍🍳 Flavor Profile: Sweet and tangy with smoky paprika, savory garlic, and caramelized edges.
💪🏼 Nutrition: 18 grams of protein, 15 grams of fiber, and 220 mg calcium.
⭐ Difficulty: Easy-no peeling required! Just slice, toss with the marinade, and roast, flipping halfway through.

👩🏽‍⚕️ Dietitian’s Note

Delicata squash provides beta-carotene, which your body converts to vitamin A to support vision and immune function. Roasting helps make beta-carotene easier to absorb. While some heat-sensitive vitamin C is lost, the squash still provides valuable nutrients and fiber.

Roasting at 360°F helps the squash soften without burning the balsamic glaze. Keep it oil-free, or add a small drizzle of oil for more golden edges and to help your body absorb beta-carotene. You can also get that benefit by serving it with a tahini dressing or other fat-containing foods.

Why You’ll Love This Recipe:

Sweet, tangy roasted delicata squash with a delicious balsamic glaze and very little effort. Plus, it’s:

Oil-free, with optional oil for crispier edges.
No peeling required.
Made with simple pantry ingredients.
Easy for weeknights and perfect for holidays.
Delicious in salads, grain bowls, or as a side.

👩🏼‍🌾 Ingredients

Below, I share ingredient notes from both a nutrition expert’s and trained chef’s perspective.

Delicata squash, balsamic vinegar, lemon juice, Dijon or stone-ground mustard, maple syrup, garlic powder, smoked paprika.

Delicata squash: Choose firm squash with intact skin. Cut into even ½-inch half-moons so the pieces cook at the same rate.
Balsamic vinegar: Gives the marinade its sweet-tart flavor and dark, glossy finish.
Fresh lemon juice: Brightens the marinade and balances the sweetness.
Dijon or stone-ground mustard: Adds tang and helps bring the marinade together. Stone-ground mustard gives it a slightly more textured finish.
Water: Loosens the marinade so it coats the squash evenly.
Maple syrup: Optional for extra sweetness and caramelization.
Garlic powder: Adds savory flavor without needing to mince fresh garlic.
Smoked paprika: Adds a gentle smoky flavor.

See the printable recipe card below for quantities.

🌱 Substitutions

This recipe is versatile and easy to adapt. Below are some simple ingredient substitutions.

Dijon mustard: Use stone-ground mustard in the same amount.
Smoked paprika: Use sweet paprika for a milder flavor without the smokiness.
Maple syrup: Omit it for a less sweet marinade. The squash and balsamic vinegar already contribute sweetness.
Olive oil or avocado oil: Add a drizzle for more golden, crisp edges.

📝 How to Make Roasted Delicata Squash Oil-Free

The complete recipe with exact amounts is below. These additional tips will help you get the best results.

How to Cut Delicata Squash:

Marinate the squash:

Bake at a low temperature:

For serving:

Roasted delicata squash on a white plate.

Serve warm or chilled. Add to salads or grain bowls. Finish with tahini dressing and toasted pumpkin seeds for extra flavor and crunch.

✔️ Storage & Meal Prep Tips

Let the squash cool before transferring it to an airtight container in the refrigerator. Reheat on a lined baking sheet until warmed through, or use the microwave for convenience. The texture will soften during storage.

For meal prep, whisk the marinade separately and slice the squash ahead of time. Refrigerate both until ready to toss and roast.

🙋🏽‍♀️ Recipe FAQs

Do you need to peel delicata squash?

No. The thin skin is edible and softens during roasting. Wash the squash thoroughly before slicing.

Can you roast delicata squash without oil?

Yes. This recipe uses a balsamic-mustard marinade to coat the squash without oil. Expect tender squash with caramelized edges; a drizzle of oil helps create a more golden, crisp finish.

Why is my delicata squash sticking?

The sugars in the squash and marinade can stick as they caramelize. Use high-quality nonstick parchment paper or a silicone baking mat, and gently loosen the pieces with a thin spatula when flipping.

Do you need to flip delicata squash while roasting?

It’s not required but flipping halfway through the cooking time helps both sides cook evenly.

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⚖️ Convert the Recipe to Metric (g & mL)

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Roasted delicata squash on a white plate.

Nisha Melvani

This oil-free Crispy Roasted Delicata Squash has a sweet, tangy balsamic glaze and caramelized edges. No peeling required! An easy side for weeknight dinners, grain bowls, or holiday meals.

Prep Time 10 minutes

Cook Time 30 minutes

Total Time 40 minutes

Course Side Dish

Cuisine Vegan

Servings 4 servings

Calories 93 kcal

▢ 2 small delicata squash or 1 medium
▢ 2 tablespoons balsamic vinegar
▢ 1 tablespoon fresh lemon juice
▢ 2 teaspoons Dijon mustard or stone-ground mustard
▢ 1 tablespoon water
▢ 1 teaspoon maple syrup optional, for extra caramelization
▢ ½ teaspoon garlic powder
▢ ½ teaspoon smoked paprika
▢ Dash of salt (optional) use low-sodium or omit as desired
▢ Freshly ground black pepper to taste

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Large baking sheet nonstick or parchment-lined
Wide bowl
Sharp knife

▢
Preheat the oven to 360°F. Line a large baking sheet with high-quality nonstick parchment paper or a silicone baking mat.
▢
Prepare the squash: Wash and dry the squash thoroughly. Trim both ends, halve lengthwise, and scoop out the seeds. Place each half cut-side down and slice crosswise into even ½-inch half-moons. No peeling required.
▢
Whisk the marinade: In a large bowl, whisk the balsamic vinegar, lemon juice, mustard, water, maple syrup, garlic powder, smoked paprika, salt (if using), and black pepper until smooth.
▢
Marinate the squash. Add the squash and toss thoroughly to coat both sides. No soaking time needed. Optional: Add a small drizzle of olive or avocado oil and toss again.
▢
Arrange in a single layer without overlapping, using two baking sheets if needed.
▢
Roast for 15 minutes, then brush with any remaining marinade and gently flip. Bake for about 15 minutes more, or until fork-tender and caramelized around the edges. Check near the end, as the balsamic glaze can darken quickly.
▢
Serve warm or chilled. Serve as a vegetable side, or add to salads or grain bowls.

For oil-free roasting, the moderate temperature of 360°F gives the squash time to soften while helping prevent the balsamic glaze from burning.
Dry the squash well before tossing so the marinade isn’t diluted.
Use a nonstick liner-the sugars in the marinade can stick as they caramelize.
Leave space between the slices for better browning.
The oil-free version will be tender with caramelized edges. Adding a little oil encourages a more golden, crisp finish.

This information is provided as a courtesy and is only an estimate. Nutritional values may vary depending on factors such as product types and brands used.

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🔍 Quick Look: Roasted Delicata Squash