30-Minute One-Pot Chili Mac with Sharp Cheddar

The broth looks a little too loose when the macaroni first goes into the pot, but give it time: those elbows drink up the beefy liquid while they cook. I…

By Willow • October 25, 2026 • Reading time: 9 min

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The broth looks a little too loose when the macaroni first goes into the pot, but give it time: those elbows drink up the beefy liquid while they cook. I used to worry that a one-pot pasta would turn soupy or stick to the bottom, so I learned to stay nearby and stir often as it simmers. This 30-Minute One-Pot Chili Mac with Sharp Cheddar brings browned beef, beans, tomatoes, and macaroni together in one Dutch oven, with plenty of sharp cheddar stirred in at the end.

Cooking the pasta right in the chili is what gives the sauce its body. The macaroni releases starch as it softens, and the uncovered simmer lets excess liquid cook away instead of leaving a watery bowl. Keep the heat at a steady simmer and stir through the pot, especially along the bottom. The finished chili mac should be saucy enough to coat the elbows, with tender pasta and cheddar melting into every spoonful.

Why the Macaroni Thickens the Chili Instead of Just Sitting in It

In a separate-pot version, pasta water gets poured off and the noodles meet the sauce later. Here, the macaroni cooks directly in the broth and tomato juices, so its starch becomes part of the chili’s texture. That’s useful, but it also means the liquid balance matters: too much broth leaves the finished pot loose, while too little can leave the pasta short of liquid before it turns tender.

The kidney beans and tomatoes add more than bulk. The beans bring a creamy, sturdy bite alongside the elbows, and the tomato juices give the beef broth enough acidity to keep the whole pot from tasting heavy. Since the mixture simmers uncovered, some liquid evaporates as the pasta absorbs the rest. There’s no need to add extra broth at the start; let the macaroni and the simmer do their work, then judge the sauce when the pasta is tender.

Stirring frequently helps the pasta cook evenly and keeps the starch from settling into a thick layer on the bottom of the Dutch oven. If the pot starts looking dry before the elbows are tender, lower the heat and stir carefully rather than letting the bottom catch. You’re looking for a cohesive chili sauce, not a bowl of broth with noodles floating in it.

Why Sharp Cheddar and Elbow Macaroni Matter More Than Extra Spice

• Sharp cheddar — Its fuller flavor stands up to the chili powder, cumin, and beef without needing a heavy hand with the spices. A block you shred yourself melts more smoothly than pre-shredded cheese, which is coated to prevent clumping. Mild cheddar works, but the finished dish tastes gentler and less tangy.
• Elbow macaroni — The short curves hold onto the thickened sauce and cook well in the pot. Other short pasta shapes can work, but their size and cooking time vary, so watch the texture rather than relying only on the clock.
• 85% lean ground beef — This blend brings beef flavor while keeping the chili mac hearty. A leaner grind gives a less rich result; a fattier one leaves more rendered fat in the pot. Break the beef into small pieces as it browns so it’s distributed through the pasta.
• Low-sodium beef broth — It gives the macaroni savory liquid to absorb while leaving room for the kosher salt and cheese. Regular broth will make the finished pot saltier, so low-sodium is the more forgiving choice here.
• Kidney beans and diced tomatoes — Rinse and drain the beans so their canning liquid doesn’t muddy the sauce, but keep the tomatoes’ juices; they’re part of the cooking liquid. Black beans can stand in for kidney beans, with a softer, less firm bite.
• Yellow onion and fresh garlic — The onion softens into the beefy base, while garlic adds a sharp savory note. Freshly minced garlic gives the clearest flavor, but jarred minced garlic works if that’s what you have.

How to Get Tender Macaroni Without a Sticky Pot

Brown the Beef Until It Has Real Color

Warm the olive oil in a 5-quart Dutch oven over medium-high heat, then add the ground beef. Break it into small pieces and cook for 5–6 minutes, until browned and it reaches 160°F. If the meat is crowded into large clumps, it steams instead of browning, so keep breaking it apart as it cooks. Those browned bits add savory depth to the liquid that follows.

Soften the Onion Before Adding the Spices

Stir in the diced onion and cook for 3–4 minutes, until it softens. Add the minced garlic, chili powder, cumin, kosher salt, and black pepper, then stir for 30 seconds. Keep the spices moving so they warm in the beef and oil without scorching. The garlic should smell fragrant, not browned or bitter.

Bring the Broth and Macaroni to a Boil

Add the drained, rinsed kidney beans, diced tomatoes with their juices, beef broth, and elbow macaroni. Turn the heat to high and bring the pot to a boil, which takes about 3–4 minutes. Stir from the bottom as the mixture heats so the pasta doesn’t collect in one spot. Once it boils, reduce the heat promptly; a hard boil can make the pasta cook unevenly.

Simmer, Then Melt in the Cheddar

Simmer uncovered over medium-low heat for 9–12 minutes, stirring frequently, until the macaroni is tender and the sauce has thickened. Start checking the elbows near the early end of that range, since stovetops and pasta brands can vary. When they’re cooked through, remove the pot from the heat and stir in the shredded cheddar until melted. Let the chili mac stand for 2 minutes before serving.

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30-Minute One-Pot Chili Mac with Sharp Cheddar

One-pot chili mac combines ground beef, kidney beans, tomatoes, and elbow macaroni in a savory broth, then finishes with melted sharp cheddar. The macaroni simmers right in the Dutch oven until tender and the sauce thickens.

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Prep Time 5 minutes mins

Cook Time 23 minutes mins

Resting 2 minutes mins

Total Time 30 minutes mins

Servings: 6 servings

Course: Dinner

Cuisine: American

Calories: 530

Ingredients Equipment Method Notes

Ingredients

  

• 1 tbsp olive oil
• 1 lb ground beef 85% lean
• 1 yellow onion medium, diced
• 2 cloves garlic minced
• 1 tbsp chili powder
• 1 tsp ground cumin
• 1 tsp kosher salt
• 0.5 tsp black pepper
• 1 can (15 oz) kidney beans drained and rinsed
• 1 can (14.5 oz) diced tomatoes with their juices
• 3 cups low-sodium beef broth
• 8 oz elbow macaroni
• 8 oz sharp cheddar cheese shredded

Equipment

• 1 5-quart Dutch oven

Method

 

1. Heat the olive oil in a 5-quart Dutch oven over medium-high heat.
2. Add the ground beef and cook for 5–6 minutes, breaking it into small pieces, until browned and it reaches 160°F.
3. Add the onion and cook for 3–4 minutes, stirring, until softened.
4. Add the garlic, chili powder, cumin, salt, and pepper and stir for 30 seconds.
5. Stir in the kidney beans, tomatoes with their juices, beef broth, and macaroni.
6. Bring to a boil over high heat, about 3–4 minutes.
7. Reduce the heat to medium-low and simmer uncovered for 9–12 minutes, stirring frequently, until the macaroni is tender and the sauce has thickened.
8. Remove the pot from the heat and stir in the cheddar until melted.
9. Let stand for 2 minutes before serving.

Notes

For the best texture, stir frequently while the macaroni simmers so it cooks evenly and does not stick. Refrigerate leftovers for up to 3 days; freezing is not recommended because the macaroni can soften. For a gluten-free option, use gluten-free elbow macaroni.