One-Pot Butternut Mac Cheese

Featured in: One-Pot Recipes

This one-pot mac features a smooth butternut squash sauce that adds a subtle sweetness and veggie boost. Sautéed onion, carrot, and garlic are simmered with milk for a creamy base, then blended with pasta and sharp cheddar and Parmesan cheeses. The dish is cooked until perfectly tender, combining comfort and nutrition with minimal cleanup. Variations include sweet potato swaps and adding spinach, all tailored for easy, hearty weeknight preparations.

Updated on Fri, 21 Nov 2025 13:27:00 GMT
Steaming One-Pot Butternut Squash Mac & Cheese, cheesy and creamy, with visible hidden veggies. Save
Steaming One-Pot Butternut Squash Mac & Cheese, cheesy and creamy, with visible hidden veggies. | cinnamonglow.com

A creamy comforting mac & 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.

Growing up I loved classic mac & cheese but as a parent I wanted to sneak more nutrition into my kids' plates. This recipe adds butternut squash and carrot right into the creamy base so everyone gets a veggie boost without sacrificing comfort food flavor.

Ingredients

  • Pasta: 340 g (12 oz) elbow macaroni or small pasta shells
  • Butternut squash: 2 cups (about 350 g) peeled and diced
  • Carrot: 1 small peeled and diced
  • Onion: 1 small diced
  • Garlic: 2 cloves minced
  • Whole milk: 2 cups (480 ml)
  • Water: 1 cup (240 ml)
  • Sharp cheddar cheese: 1 ½ cups (150 g) shredded
  • Parmesan cheese: ½ cup (50 g) grated
  • Unsalted butter: 2 tbsp (28 g)
  • Salt: ½ tsp or to taste
  • Black pepper: ¼ tsp ground
  • Nutmeg: ¼ tsp ground (optional)
  • Dijon mustard: ½ tsp (optional)

Instructions

Sauté veggies:
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.
Simmer & soften:
Pour in milk and water. Bring to a simmer cover and cook for 10–12 minutes until squash and carrot are very tender.
Puree:
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).
Cook pasta:
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.
Finish & serve:
Remove from heat. Stir in cheddar and Parmesan cheeses until melted and smooth. Adjust seasoning to taste. Serve hot.
A close-up of golden One-Pot Butternut Squash Mac & Cheese, with a perfect cheese pull served steaming. Save
A close-up of golden One-Pot Butternut Squash Mac & Cheese, with a perfect cheese pull served steaming. | cinnamonglow.com

This butternut mac & cheese is now the meal my kids request for sleepovers and family movie nights. It is a warm bowl of nostalgia with a modern veggie twist everyone celebrates around our kitchen table.

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 (per serving)

Enjoy a rich bowl of One-Pot Butternut Squash Mac & Cheese, featuring tender pasta and a smooth, orange sauce. Save
Enjoy a rich bowl of One-Pot Butternut Squash Mac & Cheese, featuring tender pasta and a smooth, orange sauce. | cinnamonglow.com

Try this one-pot veggie mac for a simple supper everyone will love. Creamy satisfying and sure to impress on busy weeknights.

Recipe FAQ Section

Can I substitute sweet potato for butternut squash?

Yes, sweet potato can replace butternut squash for a slightly different flavor and similar creamy texture.

What type of pasta works best for this dish?

Elbow macaroni or small pasta shells are ideal as they hold the creamy sauce well without overpowering the flavors.

How do I make this dish gluten-free?

Use gluten-free pasta alternatives and ensure any added ingredients comply with gluten-free guidelines.

Can I add more vegetables to this dish?

Adding leafy greens such as spinach in the last minutes of cooking enhances nutrition without changing the creaminess.

What’s the best way to achieve a smooth sauce?

Puree the cooked butternut squash and vegetables with an immersion or standard blender for a silky, cohesive sauce.

One-Pot Butternut Mac Cheese

A creamy blend of butternut squash and cheese perfectly cooked in one pot for easy meals.

Prep duration
15 min
Time to cook
25 min
Complete duration
40 min
Created by Hannah Collins

Classification One-Pot Recipes

Skill level Easy

Cultural Origin American

Output 4 Portion count

Dietary considerations Meat-free

Components

Pasta

01 12 ounces elbow macaroni or small pasta shells

Vegetables

01 2 cups peeled and diced butternut squash (about 350 grams)
02 1 small peeled and diced carrot
03 1 small diced onion
04 2 cloves minced garlic

Dairy & Cheese

01 2 cups whole milk (480 milliliters)
02 1 cup water (240 milliliters)
03 1½ cups shredded sharp cheddar cheese (150 grams)
04 ½ cup grated Parmesan cheese (50 grams)
05 2 tablespoons unsalted butter (28 grams)

Seasonings

01 ½ teaspoon salt, or to taste
02 ¼ teaspoon ground black pepper
03 ¼ teaspoon ground nutmeg (optional)
04 ½ teaspoon Dijon mustard (optional)

Method

Phase 01

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

Phase 02

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

Phase 03

Puree vegetable mixture: Use an immersion blender to puree the vegetable mixture inside the pot until smooth and creamy. Alternatively, transfer to a blender and return the puree to the pot.

Phase 04

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

Phase 05

Finish with cheese: Remove the pot from heat. Stir in shredded cheddar and grated Parmesan until fully melted and sauce is smooth. Adjust seasoning as desired. Serve immediately while hot.

Tools needed

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

Allergy details

Review each component for potential allergens and consult with a healthcare professional if you're uncertain about any ingredients.
  • Contains milk (dairy), cheese, and wheat (gluten from pasta).

Nutritional breakdown (per portion)

These values are provided as estimates only and shouldn't replace professional medical guidance.
  • Energy: 475
  • Fats: 17 g
  • Carbohydrates: 62 g
  • Protein Content: 19 g