One-Pot Chili Mac and Cheese Recipe

This one-pot chili mac and cheese recipe combines saucy beef chili, tender elbow macaroni, kidney beans, tomatoes, and melted sharp cheddar in one Dutch oven. Prep takes 10–15 minutes, cooking takes about 25–30 minutes, and the finished dinner serves 4 to 6 people.

Every bite is hearty, savory, cheesy, and gently spiced, with juicy tomatoes and creamy cheddar balancing the chili-seasoned beef. Because the macaroni cooks directly in the chili mixture, this comforting dinner delivers maximum flavor with very little cleanup.

Why You’ll Love This Recipe

This chili mac and cheese is the kind of dinner that makes a busy evening feel easy. It has the cozy comfort of homemade chili and the creamy appeal of macaroni and cheese, yet everything cooks in one pot from start to finish.

The flavor begins with sautéed onion, bell pepper, and garlic, then builds around browned ground beef, chili powder, cumin, tomatoes, and beans. The macaroni absorbs that savory broth as it cooks, so the pasta is seasoned throughout rather than simply coated with sauce at the end.

It is also flexible enough for family dinners, casual entertaining, and make-ahead lunches. If you enjoy simple pasta meals, our one-pot farmers market pasta is another excellent option for a vegetable-forward dinner.

Ingredients You’ll Need

The ingredient list is straightforward, but each item has an important role. Undrained diced tomatoes provide both tomato flavor and the moisture needed to cook the macaroni, while low-sodium beef broth rounds out the cooking liquid without making the dish overly salty.

• Aromatics: Yellow onion, bell pepper, and garlic create a flavorful base.
• Protein and texture: Ground beef adds richness, while kidney beans bring hearty texture and fiber.
• Seasoning: Chili powder, cumin, kosher salt, and black pepper give the dish its warm chili profile.
• Pasta: Eight ounces of elbow macaroni, about 2 cups, cooks directly in the pot.
• Cheese: One cup of sharp cheddar creates a creamy finish with plenty of tangy flavor.

For the best cheese sauce, shred the cheddar from a block if you have time. Pre-shredded cheese can work, but freshly shredded cheese generally melts more smoothly because it has less added coating.

For another comforting beef-centered meal, you may also enjoy this easy ground beef chili served in a bread bowl.

How to Make It Step-by-Step

Step 1: Heat the olive oil in a large Dutch oven or deep skillet over medium-high heat. Add the finely chopped onion and bell pepper, and cook for about 4–5 minutes, stirring occasionally, until both vegetables soften and the onion looks translucent.

Step 2: Add the minced garlic and cook for 30–60 seconds. The garlic should smell fragrant but should not become deeply browned, since overcooked garlic can add a bitter note to the finished dish.

Step 3: Add the ground beef and break it apart with a wooden spoon. Cook for 5–7 minutes, stirring as needed, until the beef is browned; drain excess fat if the pan contains more than you prefer.

Step 4: Sprinkle in the chili powder, cumin, kosher salt, and freshly ground black pepper. Stir thoroughly so the spices coat the beef and vegetables, giving the base a warm, savory aroma before the liquid is added.

Step 5: Pour in the undrained diced tomatoes and add the drained kidney beans, beef broth, and uncooked elbow macaroni. Stir from the bottom of the pot so the pasta is distributed evenly and no browned bits remain stuck underneath.

Step 6: Bring the mixture to a boil, then immediately reduce the heat to medium-low. Partially cover the pot and simmer for about 12–16 minutes, stirring every few minutes, until the macaroni is tender and most of the liquid has been absorbed.

Step 7: Remove the pot from the heat before adding the cheese. Stir in the shredded sharp cheddar until it melts into a creamy sauce, taking care not to cook the cheese over high heat.

Step 8: Let the finished chili mac stand for 2–3 minutes. The sauce will thicken noticeably during this brief rest, making it easier to serve and helping the cheese cling to every piece of pasta.

Step 9: Ladle the chili mac into bowls and add your favorite toppings. Green onions, fresh cilantro or parsley, sour cream, diced avocado, jalapeños, and extra cheddar all work beautifully.

Pro Tips for Creamy, Flavorful Chili Mac

Stirring is the most important technique during the pasta-cooking stage. As the liquid reduces, macaroni can settle against the bottom of the pot and scorch, especially during the final several minutes.

Keep the heat at a gentle simmer rather than a rapid boil. A moderate simmer gives the pasta time to cook evenly while allowing the tomatoes, beef, beans, and spices to blend into a thick, flavorful sauce.

If the mixture becomes too thick before the macaroni is tender, add 1/4 cup beef broth or water at a time. Stir after each addition and continue cooking until the pasta reaches the desired texture.

Add the cheddar only after removing the pot from the heat. This helps reduce the chance of a grainy or oily sauce, and freshly shredded cheese usually creates the creamiest result.

For more cheesy comfort-food inspiration, take a look at this broccoli cheese casserole, which uses familiar ingredients in a family-friendly bake.

Serving Suggestions and Topping Ideas

Serve this chili mac hot in wide bowls so every portion includes beef, beans, pasta, tomato, and plenty of melted cheese. The dish is filling on its own, but a crisp green salad or simple steamed vegetable can add freshness to the plate.

For a cool contrast, add a small spoonful of sour cream or diced avocado. Sliced green onions, cilantro, parsley, and jalapeños bring color and brightness, while extra cheddar makes each bowl even more indulgent.

If you are planning a comfort-food menu, pair it with a light side rather than another heavy casserole. For a fun family dinner on a different night, these mini chicken pot pies are another satisfying option.

Storage and Reheating

Cool leftovers promptly and transfer them to an airtight container. Refrigerate and enjoy within a few days, keeping in mind that the macaroni will continue to absorb sauce as it sits.

Reheat individual portions gently in the microwave, stirring once or twice and adding a small splash of broth or water if the chili mac has thickened too much. You can also reheat it in a saucepan over medium-low heat, stirring frequently until hot.

Because this dish thickens as it rests, do not judge its final consistency immediately after cooking. A short 2–3 minute rest gives the sauce time to settle without allowing the pasta to become overly soft.

For another warming one-pot meal with a creamy texture, consider this creamy potato shrimp soup for a seafood-inspired dinner.

One-Pot Chili Mac and Cheese

A cozy one-pot dinner made with ground beef, tomatoes, kidney beans, elbow macaroni, warm spices, and sharp cheddar cheese. The pasta cooks directly in the chili mixture for a rich, satisfying meal with easy cleanup.

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 25 minutes mins

Total Time 40 minutes mins

Servings: 4 servings

Ingredients Method Notes

Ingredients

  

Main Ingredients

• 1 tablespoon Extra-virgin olive oil
• 1 medium Medium yellow onion, finely chopped
• 1 medium Medium red or green bell pepper, chopped
• 2 cloves Garlic cloves, minced
• 1 pound Ground beef

Seasonings

• 1 tablespoon Chili powder
• 1 teaspoon Ground cumin
• 1 teaspoon Kosher salt
• 1/2 teaspoon Freshly ground black pepper

Chili Mac Mixture

• 1 28-ounce can Diced tomatoes, undrained
• 1 15-ounce can Kidney beans, drained and rinsed
• 2 cups Low-sodium beef broth
• 8 ounces Elbow macaroni

Cheese

• 1 cup Sharp cheddar cheese, freshly shredded

Method

 

Step-by-Step

1. Heat the olive oil in a large Dutch oven or deep skillet over medium-high heat. Add the chopped onion and bell pepper, then cook for 4–5 minutes until the vegetables begin to soften.
2. Stir in the minced garlic and cook for 30–60 seconds, just until fragrant. Keep the garlic moving so it does not brown or become bitter.
3. Add the ground beef and cook for 5–7 minutes, breaking it into small pieces with a spoon. Continue cooking until browned throughout, then drain excess fat if necessary.
4. Stir in the chili powder, cumin, kosher salt, and black pepper. Cook for a short moment so the spices coat the beef and vegetables.
5. Add the undrained diced tomatoes, rinsed kidney beans, beef broth, and uncooked elbow macaroni. Stir well, scraping the bottom of the pot to combine the ingredients.
6. Bring the mixture to a boil, then reduce the heat to medium-low. Partially cover the pot and simmer for 12–16 minutes, stirring every few minutes, until the macaroni is tender and most of the liquid has been absorbed.
7. Remove the pot from the heat before adding the cheese. Stir in the shredded sharp cheddar until melted and creamy.
8. Let the chili mac rest for 2–3 minutes. This short rest allows the sauce to thicken and cling to the pasta.
9. Spoon into bowls and finish with toppings such as green onions, cilantro or parsley, sour cream, diced avocado, sliced jalapeños, or extra cheddar.

Notes

Stir frequently while the macaroni cooks, especially during the last few minutes, to prevent sticking or scorching. If the mixture becomes too thick before the pasta is tender, add beef broth or water 1/4 cup at a time. Add cheese off the heat for the smoothest texture, and use freshly shredded cheddar when possible.

Final Thoughts

This one-pot chili mac and cheese recipe brings together the best parts of two classic comfort foods in a practical 35–45 minute dinner. The macaroni cooks right in the tomato-and-beef mixture, absorbing seasoning as it softens, while cheddar added off the heat creates a rich and creamy finish.

Keep the toppings casual and generous, and remember to stir during the final cooking minutes so the pasta stays smooth and the bottom of the pot remains protected. Once you try this hearty combination, it is sure to become a dependable family favorite for busy weeknights and relaxed weekends alike.