One-Pot Butternut Squash Mac

Featured in: Simple Weeknight Dinners

This comforting dish features pasta cooked together with diced butternut squash, carrot, onion, and garlic in a single pot. The vegetables are softened and pureed into a silky sauce before adding sharp cheddar and Parmesan cheeses, producing a creamy, flavorful sauce that coats the pasta perfectly. Seasonings like nutmeg and Dijon mustard add subtle warmth and depth. This one-pot method keeps cleanup simple while delivering a rich, cheesy pasta enhanced by hidden veggies for added nutrition and taste.

Updated on Fri, 21 Nov 2025 10:27:00 GMT
Golden cheesy One-Pot Butternut Squash Mac & Cheese, bubbling in a pot, ready to serve! Save
Golden cheesy One-Pot Butternut Squash Mac & Cheese, bubbling in a pot, ready to serve! | dunebasil.com

One-Pot Butternut Squash Mac & Cheese: Hidden Veggie Twist A creamy, comforting mac and cheese with a silky butternut squash sauce, perfectly blending cheesy goodness and a boost of hidden veggies—all made in one pot for easy cleanup.

This recipe combines my love for classic mac and cheese with healthy ingredients my family enjoys without noticing the veggies.

Ingredients

  • Pasta: 340 g (12 oz) elbow macaroni or small pasta shells
  • Vegetables: 2 cups (about 350 g) butternut squash, peeled and diced , 1 small carrot, peeled and diced , 1 small onion, diced , 2 cloves garlic, minced
  • Dairy & Cheese: 2 cups (480 ml) whole milk , 1 cup (240 ml) water , 1 ½ cups (150 g) shredded sharp cheddar cheese , ½ cup (50 g) grated Parmesan cheese , 2 tbsp (28 g) unsalted butter
  • Seasonings: ½ tsp salt (or to taste) , ¼ tsp ground black pepper , ¼ tsp ground nutmeg (optional) , ½ tsp Dijon mustard (optional)

Instructions

Step 1:
In a large pot, melt butter over medium heat. Add onion, carrot, and butternut squash. Sauté for 5 7 minutes until vegetables begin to soften. Add garlic and cook 1 minute more.
Step 2:
Pour in milk and water. Bring to a simmer, cover, and cook for 10 12 minutes until the squash and carrot are very tender.
Step 3:
Use an immersion blender to puree the mixture in the pot until smooth and creamy (or carefully transfer to a blender and return to the pot).
Step 4:
Stir in the uncooked pasta, salt, pepper, nutmeg, and Dijon mustard. Bring to a gentle boil, then reduce heat to maintain a simmer. Cook uncovered, stirring frequently, until pasta is al dente and sauce has thickened (about 10 minutes). Add a splash more water or milk if needed.
Step 5:
Remove from heat. Stir in cheddar and Parmesan cheeses until melted and smooth. Adjust seasoning to taste. Serve hot.
Creamy swirls of butternut squash enrich this one-pot mac and cheese, a comforting hidden veggie delight. Save
Creamy swirls of butternut squash enrich this one-pot mac and cheese, a comforting hidden veggie delight. | dunebasil.com

This recipe always brings my family together for a cozy meal filled with smiles and satisfaction.

Required Tools

Large pot with lid , Immersion blender or standard blender , Wooden spoon or spatula , Measuring cups and spoons

Allergen Information

Contains milk (dairy), cheese, and wheat (gluten from pasta). For allergies, use dairy-free cheese and milk alternatives, and gluten-free pasta as needed. Always check ingredient labels for potential allergens.

Nutritional Information

Calories: 475 , Total Fat: 17 g , Carbohydrates: 62 g , Protein: 19 g

A close-up of a bowl filled with One-Pot Butternut Squash Mac & Cheese, showcasing a perfect cheesy texture. Save
A close-up of a bowl filled with One-Pot Butternut Squash Mac & Cheese, showcasing a perfect cheesy texture. | dunebasil.com

This butternut squash mac & cheese is the perfect blend of nutrition and comfort in every bite.

Recipe FAQs

What pasta works best in this dish?

Elbow macaroni or small shells work well, holding the sauce nicely. Gluten-free pasta can be substituted as needed.

Can I use other vegetables instead of butternut squash?

Sweet potato is a great alternative, providing a similar texture and sweetness to the sauce.

How do I achieve the creamy texture without lumps?

Puree the cooked vegetables thoroughly using an immersion blender or standard blender before adding pasta and cheese.

Is it possible to make this dish dairy-free?

Yes, by using plant-based milk and dairy-free cheese alternatives, the dish remains creamy and flavorful.

What cooking tips ensure pasta cooks evenly in the sauce?

Maintain a gentle simmer, stir frequently, and add a splash of water or milk if the sauce thickens too quickly to keep pasta from sticking.

Can I add more vegetables for extra nutrition?

Adding spinach in the last few minutes of cooking is recommended, providing a fresh boost of greens without altering the creamy texture.

One-Pot Butternut Squash Mac

Creamy mac with butternut squash sauce and melted cheddar, cooked all in one pot for easy preparation.

Prep Time
15 minutes
Time to Cook
25 minutes
Overall Time
40 minutes
Recipe by Dune Basil Lea Romano


Skill Level Easy

Cuisine American

Makes 4 Portions

Diet Information Meat-Free

What You'll Need

Pasta

01 12 oz elbow macaroni or small pasta shells

Vegetables

01 2 cups butternut squash, peeled and diced
02 1 small carrot, peeled and diced
03 1 small onion, diced
04 2 cloves garlic, minced

Dairy & Cheese

01 2 cups whole milk
02 1 cup water
03 1 ½ cups shredded sharp cheddar cheese
04 ½ cup grated Parmesan cheese
05 2 tbsp unsalted butter

Seasonings

01 ½ tsp salt (adjust to taste)
02 ¼ tsp ground black pepper
03 ¼ tsp ground nutmeg (optional)
04 ½ tsp Dijon mustard (optional)

How to Make It

Step 01

Sauté vegetables: Melt butter over medium heat in a large pot. Add diced onion, carrot, and butternut squash, sautéing for 5 to 7 minutes until vegetables soften. Stir in minced garlic and cook for an additional minute.

Step 02

Simmer squash mixture: Pour in whole milk and water. Bring to a gentle simmer, then cover and cook for 10 to 12 minutes until the squash and carrot are very tender.

Step 03

Puree vegetables: Use an immersion blender to puree the mixture directly in the pot until smooth and creamy. Alternatively, transfer carefully to a blender and return the pureed sauce to the pot.

Step 04

Cook pasta in sauce: Stir in uncooked pasta, salt, black pepper, nutmeg, and Dijon mustard. Bring mixture to a gentle boil, then reduce heat to maintain a simmer. Cook uncovered, stirring frequently, until pasta is al dente and sauce has thickened, about 10 minutes. Add additional water or milk if necessary to maintain consistency.

Step 05

Incorporate cheeses and serve: Remove from heat and stir in shredded sharp cheddar and grated Parmesan until melted and silky. Adjust seasoning as needed and serve immediately.

Essential Tools

  • Large pot with lid
  • Immersion blender or standard blender
  • Wooden spoon or spatula
  • Measuring cups and spoons

Allergy Details

Review ingredients for allergies, and talk to your doctor if you're uncertain.
  • Contains milk (dairy), cheese, and wheat (gluten from pasta).
  • For intolerances, substitute with dairy-free cheese and milk alternatives, and use gluten-free pasta.

Nutrition per serving

Nutritional details are for reference only. They're not a substitute for medical advice.
  • Energy: 475
  • Fats: 17 g
  • Carbohydrates: 62 g
  • Proteins: 19 g