One-Pot Butternut Squash Mac

Featured in: One-Pot Cozy Meals

This one-pot dish blends tender elbow macaroni with a smooth, velvety sauce made from butternut squash, cream cheese, and sharp cheddar. Aromatic onion and garlic are sautéed to build flavor, while a roux enriches the sauce's texture. Optional carrots add hidden sweetness and nutrition. The mixture is gently simmered, then blended to a creamy consistency and melted with mozzarella for extra richness. Perfect for a quick, satisfying meal that balances comfort and wholesome ingredients.

Updated on Mon, 24 Nov 2025 13:20:00 GMT
A steaming bowl of one-pot butternut squash mac & cheese, creamy and flavorful, ready to enjoy. Save
A steaming bowl of one-pot butternut squash mac & cheese, creamy and flavorful, ready to enjoy. | olivebriar.com

A creamy, comforting macaroni and cheese with a velvety butternut squash sauce—deliciously hiding extra veggies for a nutritious twist.

This recipe has become my go to comfort food on chilly evenings it sneaks in extra vegetables without sacrificing flavor.

Ingredients

  • Vegetables: 2 cups (about 250 g) butternut squash peeled and diced, 1 small carrot peeled and diced (optional for extra hidden veggie), 1 small onion finely chopped, 2 cloves garlic minced
  • Pasta: 12 oz (340 g) elbow macaroni
  • Dairy & Cheese: 2 cups (480 ml) whole milk, 1 cup (120 g) shredded sharp cheddar cheese, 1/2 cup (60 g) shredded mozzarella cheese, 2 tbsp cream cheese
  • Pantry: 2 tbsp unsalted butter, 2 tbsp all purpose flour, 1/2 tsp salt or to taste, 1/4 tsp ground black pepper, 1/4 tsp ground nutmeg (optional), 1/2 tsp mustard powder (optional), 3 cups (720 ml) water or low sodium vegetable broth

Instructions

Step 1:
In a large pot melt the butter over medium heat Add onion and cook for 2 3 minutes until translucent Stir in garlic and cook for 1 minute
Step 2:
Add diced butternut squash and carrot Sauté for 3 4 minutes
Step 3:
Sprinkle flour over the vegetables stirring for 1 minute to form a roux
Step 4:
Slowly pour in milk and water (or broth) stirring constantly to avoid lumps
Step 5:
Add macaroni salt pepper nutmeg and mustard powder Stir well bring to a boil then reduce heat to a simmer Cover and cook for 10 12 minutes stirring occasionally until the pasta and vegetables are tender
Step 6:
Using an immersion blender (or transfer carefully to a blender) blend the mixture until completely smooth and creamy
Step 7:
Stir in cream cheese cheddar and mozzarella until melted and sauce is smooth Adjust seasoning if needed
Step 8:
Serve immediately garnished with extra cheese or fresh herbs if desired
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| olivebriar.com

My family gathers around this creamy dish every fall to share comforting moments and praise the hidden veggies.

Notes

For extra protein stir in cooked white beans or chopped spinach with the cheese Use gluten free pasta and flour for a gluten free version Try with smoked gouda or gruyère for a flavor twist Pairs well with a crisp green salad

Required Tools

Large pot Immersion blender or countertop blender Measuring cups and spoons Stirring spoon

Allergen Information

Contains Milk Wheat (gluten) Cheese (dairy) If using gluten free pasta and flour suitable for gluten free diets Always check ingredient labels for possible allergens

Close-up of golden-orange one-pot butternut squash mac & cheese, a comforting vegetarian meal perfect for dinner. Pin it
Close-up of golden-orange one-pot butternut squash mac & cheese, a comforting vegetarian meal perfect for dinner. | olivebriar.com

This butternut squash mac and cheese offers both comfort and nutrition perfect for any weeknight dinner.

Frequently Asked Questions

How do I get the sauce smooth and creamy?

Blend the cooked mixture with an immersion blender until fully smooth before adding the cheeses for a velvety texture.

Can I add extra vegetables?

Yes, small diced carrots or spinach work well to add nutrition without overpowering the sauce.

What can I substitute for butternut squash?

Butternut squash can be swapped with pumpkin or sweet potato for a similar creamy base and flavor.

Is it possible to make this gluten-free?

Use gluten-free pasta and substitute all-purpose flour with a gluten-free blend to maintain the sauce's thickness.

How to enhance the cheesy flavor?

Add sharper cheeses like smoked gouda or gruyère alongside cheddar for a richer taste.

One-Pot Butternut Squash Mac

Comforting mac with creamy butternut squash sauce and hidden veggies in a single pot.

Prep Time
15 Minutes
Cook Time
25 Minutes
Total Time
40 Minutes

Category: One-Pot Cozy Meals

Difficulty: Easy

Cuisine: American

Yield: 4 servings

Dietary: Vegetarian

Ingredients

Vegetables

01 2 cups peeled and diced butternut squash (approximately 8.8 oz)
02 1 small peeled and diced carrot (optional)
03 1 small finely chopped onion
04 2 cloves minced garlic

Pasta

01 12 oz elbow macaroni

Dairy & Cheese

01 2 cups whole milk
02 1 cup shredded sharp cheddar cheese (about 4.2 oz)
03 ½ cup shredded mozzarella cheese (about 2.1 oz)
04 2 tbsp cream cheese

Pantry

01 2 tbsp unsalted butter
02 2 tbsp all-purpose flour
03 ½ tsp salt, or to taste
04 ¼ tsp ground black pepper
05 ¼ tsp ground nutmeg (optional)
06 ½ tsp mustard powder (optional)
07 3 cups water or low-sodium vegetable broth

Instructions

Step 01

Sauté Aromatics: Melt the butter in a large pot over medium heat. Add the chopped onion and cook until translucent, about 2–3 minutes. Stir in minced garlic and cook for an additional minute.

Step 02

Cook Vegetables: Add the diced butternut squash and carrot to the pot and sauté for 3–4 minutes, allowing vegetables to soften slightly.

Step 03

Form Roux: Sprinkle the flour over the vegetables and stir continuously for 1 minute to create a roux base.

Step 04

Incorporate Liquids: Gradually pour in the whole milk and water or vegetable broth, stirring constantly to prevent lumps.

Step 05

Add Pasta and Seasonings: Stir in the elbow macaroni, salt, black pepper, nutmeg (optional), and mustard powder (optional). Bring the mixture to a boil, then reduce heat to low, cover, and simmer for 10–12 minutes, stirring occasionally, until pasta and vegetables are tender.

Step 06

Blend Sauce: Use an immersion blender directly in the pot or carefully transfer the mixture to a blender. Blend until smooth and creamy.

Step 07

Add Cheeses: Stir in cream cheese, shredded sharp cheddar, and mozzarella until fully melted and incorporated. Adjust seasoning as necessary.

Step 08

Serve: Serve immediately, optionally garnished with additional cheese or fresh herbs.

Tools You'll Need

  • Large pot
  • Immersion blender or countertop blender
  • Measuring cups and spoons
  • Stirring spoon

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains milk, wheat (gluten), and cheese (dairy).
  • Use gluten-free alternatives for pasta and flour if avoiding gluten.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 450
  • Total Fat: 15 g
  • Total Carbohydrate: 63 g
  • Protein: 18 g