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+ servings
A big bowl of crockpot mac and cheese with a fork.

Slow Cooker Mac and Cheese Recipe

The best slow cooker mac and cheese requires no boiling of the pasta. Just throw everything into your slow cooker and let it work it’s magic!
Prep Time10 mins
Cook Time2 hrs
Total Time2 hrs 10 mins
Servings: 8


  • 1 lb. elbow macaroni uncooked
  • 8 oz. sharp cheddar cheese grated
  • 4 oz. American deli cheese
  • 4 tablespoons butter
  • 3 cups half and half
  • 1 tablespoon Dijon mustard
  • 1 teaspoon onion powder
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • ½ teaspoon paprika


  • Place the ingredients into the slow cooker and cook on LOW for 2 hours, stirring every 30 minutes.
    crockpot mac and cheese ingredients.
  • Check at 1.5 hours for doneness and cook longer if necessary. Stir and serve hot.
    slow cooker with mac and cheese inside.


  • If the sauce is too thick, add a couple of tablespoons of milk to help loosen it.
  • To Store: Keep leftovers in an air-tight container in the fridge for up to 3 days.
  • To Reheat: Bake at 350°F until heated through in a baking dish.


Serving: 1g | Calories: 548kcal | Carbohydrates: 48g | Protein: 20g | Fat: 31g | Saturated Fat: 19g | Cholesterol: 93mg | Sodium: 816mg | Potassium: 291mg | Fiber: 2g | Sugar: 2g | Vitamin A: 976IU | Vitamin C: 1mg | Calcium: 461mg | Iron: 1mg