This slow cooker macaroni and cheese provides a rich and creamy result with minimal active preparation. It is an ideal solution for potlucks, family gatherings, or easy weeknight meals.

List of ingredients
- 2 cups uncooked elbow macaroni – provides the classic pasta base.
- 4 Tablespoon butter – adds richness and helps the cheese melt.
- 2 ½ cups grated sharp cheddar cheese – the primary source of flavor and thickness.
- ½ cup sour cream – adds a slight tang and creamy texture.
- 10 ½ ounces condensed cheddar cheese soup (1 can) – acts as a concentrated flavor base.
- ½ teaspoon salt – enhances the savory notes of the cheese.
- 1 cup regular milk – thins the sauce to a pourable consistency.
- ½ teaspoon dry mustard – cuts through the richness of the dairy.
- ½ teaspoon black pepper – adds a subtle spicy finish.
step-by-step instructions
- Boil the pasta: Cook the uncooked macaroni in a saucepan of boiling water for six minutes, then drain thoroughly.
- Melt the cheese: Combine butter and grated cheese in a medium saucepan over medium-high heat, stirring until the cheese is completely melted.
- Prepare the slow cooker: Lightly coat the inside of your slow cooker with non-stick cooking spray to prevent sticking.
- Mix the base: Combine the melted cheese mixture, sour cream, condensed soup, salt, milk, dry mustard, and black pepper inside the slow cooker.
- Combine: Add the drained macaroni to the slow cooker and stir until the noodles are evenly coated in the sauce.
- Slow cook: Set the slow cooker to low heat and cook for 2 to 2.5 hours, stirring occasionally to ensure even heating.
Selecting the Best Cheese Varieties
Sharp Cheddar for Bold Flavor
Sharp cheddar is the best choice for this recipe because its strong profile survives the slow cooking process. It provides a tangy contrast to the creamy milk and sour cream.
Gruyere for a Nutty Aroma
Substituting a portion of the cheddar with Gruyere adds a sophisticated, nutty flavor. This cheese also melts exceptionally well, contributing to a smoother sauce consistency.
Monterey Jack for Maximum Melt
Monterey Jack is highly prized for its superior melting capabilities. Using this cheese results in a stretchier, gooier texture that appeals to those who prefer a more elastic cheese pull.
White Cheddar for a Clean Look
White cheddar offers a similar flavor profile to yellow cheddar but provides a cleaner, white appearance. It is an excellent option if you are adding colorful vegetables like peas or carrots.
Pepper Jack for a Spicy Twist
For those who enjoy a bit of heat, Pepper Jack is a great addition. It incorporates jalapeño pieces directly into the sauce, removing the need for additional spicy seasonings.
Optimal Pasta Shape Alternatives
Large Elbow Macaroni
Large elbow macaroni is the traditional choice and holds up well during the slow cooking process. The hollow center allows the cheese sauce to pool inside each piece.
Medium Shells for Sauce Retention
Shell pasta acts as a small scoop, trapping more cheese sauce in every bite. This increases the ratio of sauce to pasta, making the dish feel even creamier.
Cavatappi for Better Texture
Cavatappi is a corkscrew-shaped pasta that provides more structural integrity. It is less likely to become overcooked or mushy during the extended slow cooking time.
Rotini for Maximum Surface Area
The spirals of rotini pasta offer a large surface area for the sauce to cling to. This ensures that every millimeter of the pasta is coated in the cheese mixture.
Enhancing the Flavor Profile
The Role of Dry Mustard
Dry mustard is a secret ingredient that balances the heavy fats from the butter and cheese. It adds a subtle sharpness that prevents the dish from tasting too one-dimensional.
Adding Smoked Paprika for Depth
A pinch of smoked paprika introduces a woody, charred flavor that mimics a baked macaroni and cheese. It also gives the sauce a slightly deeper golden hue.
Garlic Powder for Savory Notes
Incorporating half a teaspoon of garlic powder adds a savory layer that complements the cheddar. It blends seamlessly into the sauce without altering the texture.
Cayenne Pepper for Subtle Heat
A small amount of cayenne pepper provides a background warmth without making the dish spicy. This helps stimulate the palate and enhances the other flavors.
Incorporating Nutrient-Dense Mix-ins
Adding Steamed Broccoli Florets
Steamed broccoli adds color and nutrition to the meal. Stir in the florets during the last 30 minutes of cooking to ensure they stay vibrant and do not overcook.
Diced Cooked Chicken for Protein
Adding pre-cooked, diced chicken breast transforms this side dish into a full meal. The chicken absorbs the cheese sauce, making it juicy and flavorful.
Sweet Green Peas for Freshness
Frozen green peas can be added toward the end of the cooking cycle. They provide a pop of sweetness and a fresh texture that cuts through the richness of the dairy.
Diced Jalapeños for a Zesty Kick
Freshly diced jalapeños add a crisp texture and a spicy punch. For a milder flavor, remove the seeds before stirring them into the slow cooker.
Alternative Cooking Methods
Adapting for Oven Baking
To bake this dish, follow the initial steps of boiling the pasta and melting the cheese. Combine all ingredients in a 9×13 inch pan and bake at 350 degrees Fahrenheit for 30 minutes.
Using a Pressure Cooker
In a pressure cooker, you can reduce the cooking time significantly. Combine the ingredients and cook on high pressure for about 4-6 minutes, then perform a quick release.
Preservation and Storage Guidelines
Proper Refrigeration Techniques
Store leftover macaroni and cheese in an airtight container in the refrigerator for up to four days. Ensure the dish is cooled slightly before sealing to prevent excess moisture buildup.
Freezing for Long-Term Storage
Transfer cooled pasta to a buttered, freezer-safe baking pan and cover tightly with foil. This method allows the dish to be stored in the freezer for up to 60 days.
Oven Reheating from Frozen
Bake the frozen dish at 350 degrees Fahrenheit for one hour. Remove the foil and bake for another 15-20 minutes until the edges bubble and the center is hot.
Microwave Reheating Tips
When reheating in the microwave, add a splash of milk to the pasta. This loosens the thickened cheese sauce and restores the creamy consistency.
Common Cooking Troubleshooting
Preventing a Grainy Sauce
Graininess often occurs if the cheese is overheated or melted too quickly. Melting the cheese with butter over medium heat before adding it to the slow cooker helps maintain a smooth emulsion.
Avoiding Mushy Pasta
Overcooking the macaroni during the initial boil is a common mistake. Under-boiling the noodles by a minute or two ensures they maintain their shape during the slow cooking process.
Fixing a Dry Consistency
If the macaroni looks too dry after two hours, stir in an additional 1/4 cup of milk. Let it cook for another 15 minutes to incorporate the liquid.
Correcting Sauce Separation
If the oil separates from the cheese, it is usually due to excessive heat. Stirring the dish occasionally and keeping it on the low setting prevents the proteins from breaking down.
Frequently Asked Questions
Can I use whole milk instead of regular milk?
Yes, whole milk can be used to create an even richer and creamier sauce. It increases the fat content, which results in a more luxurious mouthfeel.
Is it okay to use pre-shredded cheese?
Pre-shredded cheese contains anti-clumping agents that can prevent it from melting smoothly. Grating your own cheese from a block is recommended for the best texture.
How can I reduce the sodium levels?
To lower the salt, use a low-sodium condensed cheese soup and omit the additional salt. The cheese and butter already contain significant amounts of sodium.
Can I substitute heavy cream for milk?
Heavy cream can be used for a denser, more decadent sauce. If using cream, you may need to slightly reduce the amount of butter to keep the dish balanced.
Print
Slow Cooker Creamy Macaroni and Cheese
- Total Time: 2 hours 15 minutes
- Yield: 8 servings 1x
- Diet: General
Description
With macaroni noodles smothered in gooey cheese and prepped in just a few minutes, you won’t be making boxed mac and cheese ever again. This will quickly become one of your favorite easy dinners to make!
Ingredients
- 2 cups uncooked elbow macaroni
- 4 Tablespoon butter
- 2 ½ cups grated sharp cheddar cheese (microbial-rennet)
- ½ cup sour cream
- 10 ½ ounces condensed cheddar cheese soup
- ½ teaspoon salt
- 1 cup regular milk
- ½ teaspoon dry mustard
- ½ teaspoon black pepper
Instructions
- Step: In a saucepan on the stovetop, boil the macaroni in water for six minutes and drain.
- Step: In a medium saucepan, mix butter and cheese. Heat over medium high heat and stir until the cheese melts.
- Step: Spray your slow cooker with non-stick cooking spray. Combine cheese mixture, sour cream, soup, salt, milk, mustard and pepper in your slow cooker. Add the drained macaroni and stir again.
- Step: Cook on low heat for 2 to 2 ½ hours, stirring occasionally.
Notes
To cook this in the oven instead of the slow cooker, boil the macaroni in water for six minutes and drain. In a large saucepan, mix butter and cheese. Heat over medium high heat and stir until the cheese melts. Turn the heat down and add in sour cream, soup, salt, milk, mustard and pepper. Pour into a 9×13″ pan and bake at 350 ℉ for about 30 minutes.
- Prep Time: 15 minutes
- Cook Time: 2 hours
- Category: Side Dish
- Method: Slow Cooker
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 403 kcal
- Sugar: 3 g
- Sodium: 703 mg
- Fat: 24 g
- Saturated Fat: 14 g
- Unsaturated Fat: 10 g
- Trans Fat: 0 g
- Carbohydrates: 31 g
- Fiber: 1 g
- Protein: 16 g
- Cholesterol: 66 mg