Easy Instant Pot Mac and Cheese
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Super creamy mac and cheese in just 15 minutes? The Instant Pot makes it happen. This Easy Instant Pot Mac and Cheese recipe skips the extra pots and delivers classic homemade mac and cheese with minimal effort. Perfect for those busy weeknights!
If you love the Instant Pot but need some more recipes to try, I suggest trying my Instant Pot Pot Roast and Potatoes, my Instant Pot Parmesan Chicken and Rice with Mushrooms, and my Instant Pot Honey Teriyaki Chicken.
Why This Recipe Works
No extra pot required! Cooking the macaroni directly in the Instant Pot means the noodles absorb just the right amount of liquid as they cook. That starchy cooking water helps create a creamy base, making this Instant Pot mac and cheese feel rich without needing a complicated sauce!
Short cook time, big payoff. Five minutes under pressure might not sound like much, but it’s exactly what the pasta needs to cook perfectly without turning mushy. It’s one of those recipes that feels almost too easy, which is probably why I come back to it again and again on busy days!
Creamy ingredients go in after pressure cooking. Adding the cream, cream cheese, and cheddar after releasing pressure keeps everything smooth and luscious. I’ve learned that dairy and high pressure don’t always play nicely, so this method guarantees creamy mac and cheese every single time.
It’s kid-approved (and adult-approved, too!). This Instant Pot macaroni and cheese recipe came straight from one of those “nothing else will do” moments, and honestly, it delivered exactly what everyone wanted. It’s classic, comforting, and simple, but still rich enough that adults are just as happy scooping seconds.
Ingredients
- Macaroni noodles: Classic elbow macaroni is perfect here, but any short pasta works! I love medium shells, personally.
- Water: Cooks the pasta and creates that starchy base for the sauce!
- Salt: Seasons the pasta as it cooks, don’t skip this!
- Heavy cream: Makes the mac and cheese rich and creamy.
- Cream cheese: Adds tang and helps create a smooth, velvety texture.
- Sharp cheddar cheese: Brings bold, classic mac and cheese flavor! I recommend shredding the cheese from a block yourself for the best texture.
- Butter: Adds richness and helps everything come together.
- Cracked black pepper: Optional, but highly recommended for serving!
Substitutions & Variations
- Different cheese blend: Try mixing cheddar with Monterey Jack, Colby, or mozzarella for a milder flavor.
- Add protein: Stir in cooked bacon, shredded chicken, or even leftover ham before serving.
- Spicy twist: Add a pinch of cayenne or a drizzle of hot sauce for a little heat.
- Gluten-free: Use gluten-free pasta, keeping an eye on cook time as it may vary slightly!
Here’s How to Make It
- Add Pasta to the Instant Pot: In your Instant Pot/pressure cooker, combine uncooked noodles, water, and salt.
- Pressure Cook: Put the lid on and slide it into the locked position. Turn the vent to the SEALED position, and set the pot to MANUAL or PRESSURE COOK on HIGH for 5 minutes.
- Vent: Turn the valve to VENT position and remove the lid once the float valve drops.
- Add Dairy and Serve: Drain excess water from the pot, then stir in the heavy cream and the cream cheese, followed by the cheese until it has all melted. Stir in the butter, and season to taste with cracked black pepper, and a little more salt if needed. Serve immediately.
Expert Tips
- Drain excess water before adding dairy! A little starch is great, but too much liquid can thin out the sauce. Draining any excess water ensures your mac and cheese stays creamy instead of soupy.
- Add the cheese gradually and stir gently. Dumping all the cheese in at once can lead to clumps or uneven melting. Stirring it in slowly helps everything melt smoothly and evenly.
- Serve right away for the best texture. Mac and cheese thickens as it sits, especially once it starts to cool. For the creamiest results, plan to serve it immediately after mixing in the cheese and butter.
- Season at the end. Cheese adds saltiness, so it’s best to taste and adjust seasoning once everything is fully combined. A little cracked black pepper goes a long way here, too!
FAQs
Yes, and that’s what makes this recipe so easy. The pasta cooks right in the pot, and the sauce comes together afterward with just a quick stir!
Cheese doesn’t love high heat or pressure, and adding it later keeps the sauce smooth and creamy. This step helps prevent grainy or separated cheese sauce.
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently with a splash of milk or cream to bring back the creamy texture.
More Recipes to Try
- Beefy Enchilada Shells – bold, cheesy, Tex-Mex–inspired pasta!
- Creamy Parmesan Spinach Orzo – creamy, cozy, veggie-packed comfort!
- Tortellini Alfredo – pillowy pasta in rich, creamy sauce.
- Buffalo Mac and Cheese Cups – spicy, cheesy, and perfectly portioned!
- Old Fashioned Baked Mac & Cheese – classic, cheesy, golden-baked comfort.
When you make this recipe, snap a photo and tag me on social – I love connecting with you and seeing what you’re up to in the kitchen!
Try these Recipes Next
- Baked Balsamic Chicken
- Rosemary Chicken and Potatoes
- Slow Cooker Chicken Lasagna
- 20 Minute Beijing Beef
- Baked Chipotle Chicken
Easy Instant Pot Mac and Cheese
Ingredients
- 5 cups macaroni noodles
- 6 cups water
- 1 tsp salt, plus more to taste
- 1 ¼ cups heavy cream
- ¼ cup cream cheese
- 2 cups shredded sharp cheddar cheese
- 1 tbsp butter
- cracked black pepper, to taste
Instructions
- In your Instant Pot/pressure cooker, combine uncooked noodles, water, and salt.
- Put the lid on and slide it into the locked position. Turn the vent to the SEALED position, and set the pot to MANUAL or PRESSURE COOK on HIGH for 5 minutes.
- Turn the valve to VENT position and remove the lid once the float valve drops.
- Drain excess water from the pot, then stir in the heavy cream and the cream cheese, followed by the cheese until it has all melted. Stir in the butter, and season to taste with cracked black pepper, and a little more salt if needed. Serve immediately.
Notes
- Drain excess water before adding dairy! A little starch is great, but too much liquid can thin out the sauce. Draining any excess water ensures your mac and cheese stays creamy instead of soupy.
- Add the cheese gradually and stir gently. Dumping all the cheese in at once can lead to clumps or uneven melting. Stirring it in slowly helps everything melt smoothly and evenly.
- Serve right away for the best texture. Mac and cheese thickens as it sits, especially once it starts to cool. For the creamiest results, plan to serve it immediately after mixing in the cheese and butter.
- Season at the end. Cheese adds saltiness, so it’s best to taste and adjust seasoning once everything is fully combined. A little cracked black pepper goes a long way here, too!
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
What size instant pot do you use for this recipe?
I cook it in an 8 quart size instant pot
Hi! can you confirm that 5 cups is 20 oz of pasta? And could I make this recipe on the stovetop?Thanks!!
Yes, to both!
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that looks absolutely declicious. added to my to-do list. thanks a lot for sharing.
Would you happen to know how long to cook gluten free noodles?
Shoot, I don’t. I am not familiar enough with gluten free noodles!
Followed the recipe to a “t” and there was waaaay too much excess liquid. Mac and chEese soup! With some extra cheese and cornstarch, we were able to thicken it up, a bit. I don’t think we’ll be making this aGain.
Hi Bethany! Sorry that you had that issue. I haven’t had that problem before! Sorry to hear you weren’t completely satisfied with this recipe.
This recipe is SO easy, that I see no point in dragging out my instant pot. I cook my pasta for Mac & Cheese in milk, for extra creaminess, & use evaporated milk for the same reason. I use Cabot’s white cheddar….YUM!
Not sure how you rated this as 3/5 stars without making the recipe? Your version sounds delicious though! 🙂
Could you freeze the leftovers?
For sure!
This was so tasty, easy and quick! Almost as easy as making it out of the box, but of course much more delicious.
SO much more delicious!! Happy to hear that you enjoyed this recipe!
My kids loved this mac and cheese. Thank you
Kid approved!! 🙂