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Instant Pot Mac and Cheese Recipe

a bowl of macaroni and cheese

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5 from 1 review

Indulge in creamy perfection with this Instant Pot Mac and Cheese. This quick and easy recipe delivers the ultimate comfort food experience in minutes. Fresh, whole food ingredients and a homemade flavor that can't be beat!

Total Instant Pot cooking time: 10 minutes to reach pressure + 4 minutes cooking time + instant release = 14 minutes

Ingredients

Units Scale
  • 1 pound uncooked elbow macaroni
  • 4 cups water
  • 1 tablespoon salted butter
  • 1/2 teaspoon salt, plus more to taste
  • 2 1/2 cups grated cheese (cheddar, gouda, gruyere, fontina, American - your choice!)
  • 1/2 cup grated parmesan
  • 3/4 cup to 1 1/2 cups whole or 2% milk OR evaporated milk
  • 2 tablespoons sour cream

Instructions

  1. In the Instant Pot, combine macaroni, water, butter and salt. 
  2. Mix well to make sure the pasta isn’t sticking to the bottom of the pot. 
  3. Secure the lid and cook for 4 minutes at high pressure, instant release.
  4. Mix in all of the cheese, 1 cup at a time.
  5. Slowly add the milk, stirring as you drizzle it in. Add enough milk to give the macaroni and cheese a smooth, creamy texture that isn’t stringy. I usually add 1 cup of milk, sometimes 1 1/4 cups. 
  6. Add the sour cream.
  7. Taste, and add more salt as needed. If the macaroni tastes a little bit bland, you probably need to add a pinch of salt. 
  8. Set the lid loosely on top and let the pasta sit for about 3 minutes before serving to make sure the cheese is completely melted. 

Notes

Cheese: As long as you add a total of 3 cups of grated cheese, you can use almost any combination of cheeses that melt well. Types of cheese that melt well include Fontina, Gruyere, Monterey Jack , American or Gouda. I don't recommend using mozzarella, which has a stringy-strechy texture.

If the finished result seems dry, stringy or grainy, slowly add more milk and stir well until the texture is creamier. I usually add 1 to 1 1/2 cups milk. 

This recipe adds just 1/2 teaspoon salt, but it's likely you'll need to add more after you taste the finished dish. If the finished mac n cheese tastes a little bit bland, you probably just need more salt (I usually add 1/8 to 1/4 teaspoon more.) 

This recipe was tested in a 6-quart Instant Pot.