Grilled Mac and Cheese is a classic side dish to serve with all your summertime BBQ. Cooks easily on the grill for a delicious, cheesy and creamy side.

Grilled Mac and Cheese in a large cast iron skillet topped with melted cheese
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Macaroni and Cheese is the ultimate comfort food. We have made Smoked Mac and Cheese and Smoked Gouda Mac and Cheese so I knew my family would love this Grilled Mac and Cheese.

Creamy, Cheesy noodles are placed in a cast iron skillet and grilled to perfection. Indulge this summer in this rich and decadent side dish that is perfect to serve with your favorite grilled meats.

How do you Grill Mac and Cheese

Delicious Mac and Cheese cooks on the grill without a lot of prep time. Preheat your grill and place your cooked macaroni and shredded cheese into a cast iron skillet that has been heated with melted butter roux.

Bake for about 30 minutes over medium heat for a crowd pleasing side dish. Skip making stovetop mac and cheese when you get easily make it on the grill for a smoky flavor dish for your next barbecue.

Ingredients

Macaroni noodles in a small bowl of salt on the side
  • Cavatappi Macaroni – Use your favorite small noodles such as elbow macaroni
  • Salt – We used pink salt but kosher salt is another great option

Ingredients for the Cheese Sauce

Ingredients - Butter, flour, milk, heavy cream, onion powder, garlic powder, salt, pepper, gouda cheese, mozzarella cheese, cheddar cheese
  • Butter – We used unsalted butter
  • All Purpose Flour – Helps to thicken the sauce consistency
  • Milk and Heavy Cream – We recommend using whole milk for a creamy texture
  • Onion Powder – If you can use fresh chopped onions if you prefer
  • Garlic Powder – Substitute with minced garlic powder
  • Smoked Gouda Cheese, Mozzarella Cheese, and Cheddar Cheese – Use freshly shredded cheese

Scroll to the bottom for the full recipe in the recipe card.

How to Make Grilled Mac and Cheese

  • Step 1 – Preheat a grill to 425 degrees F. 
Macaroni noodles in a large white colander with small bowls of seasoning and plate of butter on the side

Step 2 – Cook the Cavatappi macaroni with 1 tablespoon of salt 1 minute less than al dente based on the package instructions in a large pot.  Drain and rinse with cold water, set aside. 

Cast iron skillet on the grill grates

Step 3 – Place a 12 inch cast iron skillet on the grill over indirect heat. Close the lid on the grill to preheat the pan (this will take approximately 4-6 minutes). 

Whisking flour into the melted butter in a cast iron skillet

Step 4 – Melt the butter in the skillet. Whisk in the flour and cook for 2-3 minutes until the flour starts to brown. 

Whisking in the milk and heavy cream into the flour mixture in a cast iron skillet

Step 5 – Slowly whisk in the milk and heavy cream until combined. Bring the mixture to a boil. 

Adding the spices into the milk mixture in the cast iron skillet

Step 6 – Whisk in the onion powder, garlic powder, salt and pepper. Remove the skillet from the grill and reduce the temperature on the grill to medium low (approximately 300-325 degrees F). 

Topping the milk mixture with the shredded cheese with small bowl of shredded cheese on the side

Step 7 – Reserve ½ cup of the cheddar cheese and mozzarella cheese. Stir in the remaining shredded cheese (off of the heat) and stir until the cheese is melted and combined. 

Placing the cooked noodles into the milk mixture in a cast iron skillet with a wooden spoon

Step 8 – Stir in the cooked pasta until it’s fully coated in the cheese sauce.

Topping the macaroni noodles with shredded cheese in the cast iron skillet

Step 9 – Sprinkle with the reserved shredded cheese. Place the pan back on the grill and heat over medium low heat for approximately 15-20 minutes with the lid closed on the grill until all the cheese is melted, the mixture is bubbly and the top starts to brown slightly. 

  • Step 10 – Remove from heat, let the grilled mac and cheese cool slightly and then it’s ready to serve and enjoy! 

Recipe Tips

  • Shredded Cheese – I recommend shredding your own cheese for the best results instead of buying pre-shredded. 
  • Type of Pan – We used a cast iron skillet as it allows for the mac and cheese to cook evenly with the best texture. It also is perfect to use on the gas grill or charcoal grill. You can use any type of skillet just make sure that it safe to place on the grill.
  • Cooking Pasta – Cook the pasta ahead of time to save time when ready to make this macaroni and cheese recipe. Make sure to cook according to package so that the noodles do not get mushy.

Variations Ideas

This mac and cheese is a classic base recipe but you can add in ingredients to make it a delicious variation. These are some of our favorite additions.

  • Diced Ham
  • Diced Green Chiles
  • Crumbled Bacon
  • Poached Lobster
  • Additional Spices – Red Pepper Flakes
  • Hot Sauce

You can even make a Mac and Cheese Grilled Cheese Sandwich. Place the cooked mac and cheese on two slices of bread and cook on the stovetop in a tablespoon butter. This creates the best smoke flavored Grilled Cheese.

Grilled Mac and Cheese in a cast iron skillet with a serving on a wooden spoon

What to Serve with Grilled Mac and Cheese?

Grilled Mac and Cheese makes the best Side Dish to any grilled meats. We to make it with Grilled Flank Steak, Grilled BBQ Pork Chops or Grilled Tilapia.

We like to grill the mac and cheese while grilling our meats so everything is finished about the same time. It also makes for an easily cleanup as everything is cooked outside.

Frequently Asked Questions

What is the Best Cheese to Make Mac and Cheese?

We used a combination of a mozzarella and cheddar cheese. We really like how the mozzarella binds with the cheddar so it gives each bite amazing flavor and the best cheese pull. You can also use Pepper Jack Cheese, Sharp Cheddar Cheese, or Parmesan Cheese

How to Store Leftover Mac and Cheese

Store leftovers in an airtight container for up to 5 days in the refrigerator.

How to Reheat Mac and Cheese

Reheat the leftovers in the microwave or in the oven if you are reheating a large batch.

Serving of the mac and cheese on a plate with mac and cheese in a cast iron skillet on the side

More Easy Grilled Side Dish Recipes

We love to hear from you. If you make Grilled Mac and Cheese Recipe, please leave us a comment or a star review.

Grilled Mac and Cheese

5 from 1 vote
Grilled Mac and Cheese is a classic side dish to serve with all your summertime BBQ. Cooks easily on the grill for a delicious, cheesy and creamy side.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings 8
Cuisine American
Course Side Dish
Calories 694

Ingredients

  • 1 pound Cavatappi Macaroni
  • 1 Tablespoon Salt

For the Cheese Sauce:

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Instructions

  • Preheat a grill to 425 degrees F.
  • Cook the Cavatappi macaroni with 1 tablespoon of salt 1 minute less than al dente based on the package instructions.  Drain and rinse with cold water, set aside.
  • Place a 12 inch cast iron skillet on the grill. Close the lid on the grill to preheat the pan (this will take approximately 4-6 minutes).
  • Melt the butter in the skillet. Whisk in the flour and cook for 2-3 minutes until the flour starts to brown.
  • Slowly whisk in the milk and heavy cream until combined. Bring the mixture to a boil.
  • Whisk in the onion powder, garlic powder, salt and pepper. Remove the skillet from the grill and reduce the temperature on the grill to medium low (approximately 300-325 degrees F).
  • Reserve ½ cup of the cheddar cheese and mozzarella cheese. Stir in the remaining shredded cheese (off of the heat) and stir until the cheese is melted and combined.
  • Stir in the cooked pasta until it’s fully coated in the cheese sauce. Top with the reserved shredded cheese.
  • Place the pan back on the grill and heat over medium low heat for approximately 15-20 minutes with the lid closed on the grill until all the cheese is melted, the mixture is bubbly and the top starts to brown slightly.
  • Remove from heat, let the grilled mac and cheese cool slightly and then it’s ready to serve and enjoy!

Recipe Notes

I recommend shredding your own cheese for the best results instead of buying pre-shredded. 
Refrigerate the leftovers in an airtight container for up to 5 days.

Nutrition Facts

Calories 694kcal, Carbohydrates 51g, Protein 28g, Fat 42g, Saturated Fat 25g, Polyunsaturated Fat 2g, Monounsaturated Fat 11g, Trans Fat 0.3g, Cholesterol 134mg, Sodium 1773mg, Potassium 328mg, Fiber 2g, Sugar 6g, Vitamin A 1318IU, Vitamin C 0.2mg, Calcium 589mg, Iron 1mg

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About the Author

Hi, I’m Carrie. Welcome to Grill on a Dime!

I’m on a mission to help you cook delicious meals without busting your budget. From the Best Blackstone recipes, to grilling, and easy smoker recipes, together we are going to cook real food, with easy ingredients… for real families!

5 from 1 vote

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  1. Kasey Harris says:

    5 stars
    My entire family loved this cheesy mac and cheese!