Creamy Pumpkin Mac and Cheese

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Some flavors just taste like a season, and for me the first batch of something pumpkin every fall is what flips the switch from summer to sweater weather. I’m not even a huge pumpkin spice latte person, but put pumpkin somewhere savory and I’m all the way in.

That is exactly what makes this pumpkin mac and cheese so fun. It looks like your classic creamy mac, but there is a whole can of pumpkin melted into the sauce, plus a pinch of cinnamon that makes it taste cozy and a little unexpected. The result is rich, ultra creamy, and stringy with melted sharp cheddar in all the best ways. Fair warning, you might start making this pumpkin mac and cheese recipe year round.

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Can You Put Pumpkin in Mac and Cheese

You absolutely can, and it does more than just look festive. Pumpkin puree is naturally smooth and a little starchy, so it thickens the sauce and makes it extra velvety while adding a gentle earthy sweetness. It doesn’t taste like pumpkin pie, especially since we’re using pure pumpkin and not the pre-sweetened, pre-spiced filling. What you get is a savory, creamy pumpkin cheese sauce that clings to every shell. If you’re a fan of creamy pumpkin pasta in general, this is the cheesiest possible version of it.

What Makes This Pumpkin Mac and Cheese So Good

The sauce is the star. Evaporated milk gives it a silky, slightly caramelized richness without needing a flour roux, the pumpkin makes it luxuriously thick, and a little yellow mustard cuts through all that richness so it never feels heavy. The cinnamon is subtle, just enough to make people ask what that warm note is.

As for what cheeses pair well with pumpkin, sharp cheddar and parmesan are a perfect team here. The sharp cheddar melts into gooey, stretchy strands and brings that classic mac and cheese tang, while the parmesan adds a salty, nutty depth that balances the sweetness of the pumpkin.

And the texture is pure comfort. Tender pasta shells scoop up the thick sauce, and every forkful lifts strands of melted cheddar right out of the pan. It’s got the same warm, gooey, cheesy vibe as my brie shin ramyun and my cheesy ramen fried rice, just in full fall mode.

Tips for Making Pumpkin Mac and Cheese

1. Use pure pumpkin, not pie filling

Grab a can labeled 100% pure pumpkin. Pumpkin pie filling is loaded with sugar and pie spices, which will throw the whole savory balance off. For more ideas on building a savory pumpkin sauce, The Kitchn has a great pumpkin pasta sauce worth a look.

2. Grate your own cheese

Pre-shredded cheese is coated in anti-caking starch that keeps it from melting smoothly. Grating a block of sharp cheddar and parmesan yourself takes a couple of extra minutes and makes the difference between a glossy sauce and a grainy one.

3. Save some pasta water

Reserve a cup of starchy pasta water before you drain. If the cheese sauce gets too thick, a splash at a time loosens it back to a silky, pourable consistency without watering down the flavor.

4. Keep the heat gentle once the cheese goes in

Add the cheese off a hard boil and stir over low heat. Cheese that gets too hot can seize and turn oily or grainy, so low and slow keeps it creamy.

5. Season more than you think

Pumpkin and pasta both need salt to wake up. Taste at the end and add salt and pepper until the sauce tastes balanced and savory rather than flat or sweet.

Storage and Leftovers

Leftover pumpkin mac and cheese keeps in an airtight container in the fridge for up to 4 days. The sauce thickens as it cools, so reheat it gently on the stove or in the microwave with a splash of milk or water, stirring until it loosens back up and turns creamy again. It also bakes beautifully: spread leftovers in a dish, top with a little extra cheese, and broil for a few minutes for a crispy top. For a quick cheesy lunch the next day, it is right up there with my eggo waffle grilled cheese sandwich.

Ingredients

• 1 lb pasta shells
• 2 tbsp unsalted butter
• 12 oz evaporated milk (1 can)
• 15 oz pumpkin puree (1 can, pure pumpkin)
• 2 tsp yellow mustard
• 1/2 tsp cinnamon
• 8 oz sharp cheddar cheese, grated
• 6 oz parmesan cheese, grated
• Salt, to taste
• Pepper, to taste
• Chives, chopped, for topping

Want more pumpkin on the menu? My pumpkin sago dessert turns the same can of pumpkin into a cozy fall sweet.

Equipment

• Large Pot
• Frying Pan
• Large Strainer
• Box Grater
• Wooden Spoon

How to Make Pumpkin Mac and Cheese

1. Boil 4 quarts of water in a large pot. Add the pasta shells and cook for 7 to 8 minutes. Scoop out 1 cup of pasta water, then drain the rest and set the pasta aside.
2. In a large frying pan over medium heat, melt the butter, then pour in the evaporated milk. Bring to a simmer, then stir in the pumpkin puree, mustard, cinnamon, and a pinch of salt until smooth.
3. Lower the heat and add the sharp cheddar and parmesan. Stir until the cheese melts into a smooth, glossy sauce.
4. Add the pasta shells and toss to coat. If the sauce is too thick, stir in pasta water a little at a time until it is the consistency you like.
5. Season with salt and pepper to taste, top with chopped chives, and serve warm.

The detail I like most is lifting a spoonful out and getting actual strands of melted cheddar coming up with it. The pumpkin makes the sauce creamy without making it heavy, so the cheese still gets to do its thing.

It’s a proper fall weeknight dinner, and it reheats well enough that I’d make the full pan on purpose. 🙌

If you make this pumpkin mac and cheese, let me know how it goes. It’s the kind of cozy, creamy dinner that makes fall feel official.

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