Add ground beef, onions, bell pepper, and garlic to a large stockpot and on medium-high heat cook until meat is no longer pink. Drain any excess fat.: You will hear an energetic sizzle as the ground beef hits the hot pot, and the aroma of browning meat and softened onions will fill the kitchen. As the meat cooks, use a sturdy spoon to break it into small pieces so each morsel browns evenly, creating caramelized bits that boost flavor. The peppers should soften and the garlic will become fragrant after about a minute of stirring, releasing a warm, savory scent. Visually, look for an even deepening of color on the meat rather than pale gray patches, which indicate incomplete browning. Stir periodically to prevent sticking, and maintain medium high heat to get that Maillard reaction without burning the aromatics. One common mistake is overcrowding the pot which causes steaming instead of browning, so if your pot is small brown in batches or increase the heat briefly to promote evaporation. Drain any pooled fat once the meat looks nicely seared to prevent a greasy sauce, but leave a bit of fond on the bottom to deglaze later.
Add broth, water, tomato sauce, diced tomatoes, stewed tomatoes, tomato paste, Worcestershire sauce, Italian seasoning, bay leaves, paprika, salt, and pepper. Then bring to a boil. Once boiling, reduce the heat and simmer with a cover on for 15 minutes.: You will notice a sheen of rendered fat pooling around the browned meat, which can dull the final texture if left in excess. Carefully tilt the pot and spoon off or pour the fat into a heat safe container, keeping the browned bits clinging to the bottom intact for flavor. The surface of the meat should look moist but not slick, and the aromatics will continue to smell deep and nutty. Removing too much fat, however, can strip flavor, so leave a small amount to help coat and carry the seasonings. A typical error is to rush and remove all the fond, which reduces the depth in the ensuing sauce; instead preserve those browned bits to deglaze with the liquids that follow.
Add the macaroni and stir well. Cover and simmer an additional 20 minutes stirring occasionally.: As you pour in the liquids, you will hear a softer simmer that tames the initial sizzle, and steam will rise with a tomato forward aroma. Stir thoroughly to dissolve the concentrated tomato paste into the liquids so there are no raw pockets, and use a wooden spoon to scrape up any fond from the pot base, which dissolves into the sauce and deepens the flavor. The Worcestershire will add an almost imperceptible umami lift to the simmering mix while the Italian seasoning and paprika perfume the steam. At this stage, taste cautiously for salt because the broth and canned tomatoes already contribute sodium. Avoid adding too much salt early since reduction concentrates flavors; instead adjust near the end. Bring the pot to a gentle boil so the surface shows active bubbles, then reduce to a simmer and cover to create steady heat for even melding of flavors.
Remove from heat and remove bay leaves.: When the mixture reaches a boil you will see vigorous bubbling and a rising steam that smells of cooked tomatoes and spices. Boiling helps the ingredients come together, and the agitation releases more aroma from the seasonings. Once the boil is established, reduce the heat so that the pot returns to a gentle simmer; this prevents aggressive evaporation which might dry out the dish. A common slip is to keep it at a rolling boil which can over reduce the sauce and toughen some ingredients. Simmering instead allows flavors to integrate slowly and keeps the texture tender.
Stir in shredded cheddar cheese.: As the pot simmers covered you will notice the sauce soften and thicken slightly, and the steam trapped by the lid will circulate flavors back into the mix. This quiet cooking time lets the aromatics mellow and the various tomato components harmonize without aggressive evaporation. Listen for a gentle, rhythmic whisper of simmering instead of a roar; that is the right cadence. A typical error is leaving the lid off which can concentrate the liquid too quickly, leading to uneven cooking of the pasta later. Use this time to stir once or twice and check seasoning, but avoid frequent lid lifts which bleed heat.
Garnish with parsley.: When you stir in the uncooked elbow macaroni , you will feel the sauce thicken slightly around the pasta shapes as they begin to absorb liquid. The sound shifts to a soft bubbling with intermittent clinks as pasta moves in the pot. Stirring ensures the pasta does not clump and gets even exposure to the simmering sauce. Because pasta soaks up liquid while cooking, the sauce will concentrate around each piece, which enhances mouthfeel. A common mistake is adding too much pasta at once which lowers the pot temperature drastically; add it evenly and return to a gentle simmer promptly.
Cover and simmer an additional 20 minutes stirring occasionally: During this period the elbow macaroni will soften and the sauce will reduce to a clingy consistency. Expect the texture to transform from firm to tender, with the pot releasing a rich, tomato and beef scented steam. Stir every few minutes to prevent sticking or uneven cooking, paying attention to the pasta center to ensure it cooks through without turning mushy. If you hear a hollow sounding simmer or see the sauce thickness spike sharply, reduce heat and add a splash of water or broth. Overcooking is an easy misstep, so start checking the pasta for doneness around 15 minutes into this stage.
Remove from heat and remove bay leaves: When you take the pot off the stove the steam will slow and the surface will settle into a glossy topping, signaling the end of active cooking. Fish out and discard the bay leaves to avoid any unpleasant mouthfeel or bitter pockets. Leaving them in can lead to an unwelcome leathery texture, so be thorough when removing. After removing the leaves, give the sauce a gentle stir to reincorporate any surface liquids.
Stir in shredded cheddar cheese: As you fold in the shredded cheddar cheese , it will melt into smooth ribbons, softening the sauce and adding a creamy, slightly sharp note. The bowl will steam gently while the cheese integrates, and the texture will shift to luscious and clingy, coating the pasta. For the best melt, allow the pot to cool for a moment so the cheese blends without seizing. A common error is adding cold cheese to a piping hot pot which can cause oil separation; temper slightly by letting the temperature settle.
Garnish with parsley: Finish by scattering fresh parsley across the surface for a burst of color and a subtle herbaceous lift. The bright green contrasts with the warm tomato hue and adds a clean, vegetal note on the palate. Garnish just before serving so the herb keeps its freshness. Adding it too early will cause it to wilt into the sauce and lose its visual impact.