Roasted Squash Crostini

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Roasted squash crostini is a perfect appetizer for any party or holiday. Like many crostini recipes, this one is a delicious combination of creamy cheese, crisp vegetables and soft crostini bread. You have to make them today to see how good they are!

My favorite part of fall is all the delicious roasted squash. From soups to salads to pasta, I use so much squash between October and March that it is ridiculous. Roasted squash is definitely my favorite and I’ve been adding it to my lunch salads. I was thinking of an easy appetizer for the holidays and instantly knew I wanted to make roasted butternut squash crostini!

Roasted Squash Crostini

I love finding recipes that are super easy to put together for parties or holidays. If parts of them can be made in advance, that is even better. Crostini recipes are great because they are extremely easy to let someone help with since they are as simple as assembling ingredients.

Roasted Squash Crostini

Roasted Squash Crostini Ingredients

  • Fall Squash – Acorn or butternut squash work perfectly in this recipe.
  • Olive Oil
  • Fresh Rosemary
  • Salt and Pepper
  • Red Onion
  • French Baguette – I usually slice my own vice getting the pre-sliced version.
  • Mascarpone Cheese – This recipe uses mascarpone cheese as a spread. Typically, mascarpone is used in things like Tiramisu or as an add-in to things like mashed potatoes to make them creamy. Here, with a little help from some fresh rosemary, it makes the perfect pairing for the roasted squash and onion.

Essential Items for This Recipe

Roasted Squash Crostini

How to Roast Fall Squash

Roasting squash is so easy and it brings out the natural sweetness of the butternut squash. Here is a quick tutorial on how to roast butternut squash:

  1. Peel the outer layer from the squash.
  2. Cut the squash in half and scoop out the seeds. Cut into large chunks. (Our store sells pre-chopped butternut and acorn squash which makes it even easier!)
  3. Toss the butternut squash with olive oil and season with salt, pepper and any other seasonings you choose.
  4. Place on rimmed baking sheet and roast in the oven at 400 degrees until fork tender.

To add even more flavor to this roasted squash crostini, I roast red onion slices along with the butternut squash. They are such a great addition both flavor and texture wise to the crostini.

Roasted Squash Crostini

I have a lot of people ask me what is the best crostini bread. If you don’t want to brush it with oil and toast it, I recommend a sturdier French baguette. If you want a softer bread or plan to toast it, I like the size of an Italian loaf instead.

More Great Roasted Butternut Squash Recipes

Roasted Squash Crostini

Roasted Squash Crostini

Roasted squash crostini is the perfect fall appetizer. Complete with creamy cheese, crispy onions and roasted squash, you can’t beat this super simple recipe.
Print Pin Rate
Prep Time: 10 minutes
Cook Time: 30 minutes
Total Time: 40 minutes
Servings: 16 servings
Author: Shannah Coe

Ingredients

  • 1 butternut or acorn squash peeled and cut into cubes
  • 1 red onion sliced
  • 3 Tablespoons olive oil
  • 1 teaspoon salt
  • 1/2 teaspoon pepper
  • 3 stalks rosemary
  • 1 French baguette sliced
  • 1/4 cup mascarpone cheese
  • 1/2 Tablespoon fresh rosemary finely chopped

Instructions

  • Preheat oven to 425 degrees. Line a large rimmed baking sheet with nonstick foil. Set aside.
  • Toss squash and onion slices with olive oil. Season with salt and pepper. Add to prepared pan and place rosemary stalks among the pieces. Roast in oven for 20-25 minutes or until tender. Remove from oven.
    1 butternut or acorn squash, 3 Tablespoons olive oil, 1 teaspoon salt, 1/2 teaspoon pepper, 1 red onion, 3 stalks rosemary
  • In a small bowl, mix together mascarpone cheese and chopped rosemary.
    1/4 cup mascarpone cheese, 1/2 Tablespoon fresh rosemary
  • Spread cheese mixture onto bread slices and top with roasted squash and onion mixture.
    1 French baguette

Notes

  • The French baguette is sturdy enough that you don’t need to toast it. If you use an Italian loaf or American baguette, I recommend brushing lightly with oil and toasting before adding the toppings. 
  • You can substitute garlic and herb Alouette (or similar) for the mascarpone if you are unable locate it. It will have a slightly different taste but the flavors will still work well together. 

Nutrition

Calories: 104kcal | Carbohydrates: 14g | Protein: 2g | Fat: 5g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 2g | Cholesterol: 4mg | Sodium: 246mg | Potassium: 197mg | Fiber: 1g | Sugar: 2g | Vitamin A: 5040IU | Vitamin C: 10mg | Calcium: 47mg | Iron: 1mg
Did you try this recipe? Please leave a comment below, snap a photo and tag it #MySuburbanKitchen on Instagram, or pin it to your Pinterest account!
Roasted Squash Crostini

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5 Comments

  1. Oh yum, this is the perfect way to enjoy squash!! I absolutely love the squash/mascarpone combination and love all the pretty colors in this. A sure hit at any party!