Dinner · Part 2 of 3: Instructions
Creamy Beef and Mushroom Pasta Shells Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before starting, ensure all ingredients are measured and ready, as the cooking process moves quickly once the skillet is hot. Chop the mushrooms into uniform slices to ensure they cook evenly. Have a colander ready in the sink to drain the pasta as soon as it reaches the al dente stage.
Preparing your workspace by clearing the counter and having your wooden spoon and measuring tools accessible will make the entire cooking process smoother and more enjoyable for everyone involved.
Ingredients at a glance (4)
- 1 lb ground beef
- 8 oz mushrooms, sliced
- 12 oz pasta shells
- 2 cups creamy tomato sauce
Instructions
Browning the base ingredients
- Brown the beef and mushroomsPlace the ground beef in a large skillet over medium-high heat. Cook, breaking it apart with a spoon, until browned and cooked through. Add the mushrooms and sauté until they are tender and the liquid has evaporated. Ensure the ground beef reaches an internal temperature of 160°F (71°C) to ensure it is fully cooked.Look for The beef should be deeply browned and no longer pink, while the mushrooms should be softened and golden.Safe temperature 160°F (71°C) internal temperature (ground meat)Tip Do not crowd the skillet, as this will steam the mushrooms instead of browning them.
The ground beef should be fully browned and no longer pink, while the mushrooms should be tender and golden brown. The skillet should have a rich, savory aroma, and there should be no excess liquid remaining in the pan. This stage is crucial for building the flavor base, so take your time to ensure the beef and mushrooms are properly caramelized before moving on to the next step.
Simmering the tomato sauce
- Prepare the pasta and sauceWhile the beef and mushrooms cook, boil the pasta shells in a separate pot of salted water according to the package instructions until al dente. Drain the pasta in a colander. Add the creamy tomato sauce to the skillet with the beef and mushrooms, stirring to combine. Bring the sauce to a gentle simmer to allow the flavors to meld together.Look for The sauce should thicken slightly and coat the back of a spoon.Tip Reserve a small amount of pasta water to help thin the sauce if it becomes too thick.
The sauce should be bubbling gently and have thickened slightly. It should smell fragrant and rich, with the tomato acidity mellowing out. Ensure the pasta is drained well before adding it to the skillet. The mixture should look cohesive, and you should be able to see the beef and mushrooms evenly distributed throughout the simmering tomato base, ready for the final pasta addition.
Finishing with pasta
- Combine and finishAdd the cooked pasta shells to the skillet and toss everything together until the shells are evenly coated in the creamy tomato mixture. Serve immediately while hot.Look for The pasta should be glossy and thoroughly coated in the sauce.Tip Ensure the sauce is hot before adding the pasta to maintain the serving temperature.
The final sauce should be velvety, glossy, and light orange or pink in color. Every pasta shell should be thoroughly coated, and the dish should look inviting and creamy.
The texture should be consistent throughout, and the aroma should be rich and comforting. If the sauce is too thick, adjust it slightly with a small amount of warm water or pasta water before serving to achieve the perfect consistency.
Common mistakes
Avoid overcooking the pasta, as it will become mushy when tossed with the sauce. Another common mistake is adding the sauce too early; always wait until the beef and mushrooms are fully browned.
Do not overcrowd the skillet while browning the beef and mushrooms, as this will release too much moisture and prevent them from developing a good crust. Finally, do not forget to taste the sauce before serving and adjust the seasoning as necessary to suit personal preferences.
How to tell it’s done
The dish is done when the ground beef is browned and reaches an internal temperature of 160°F (71°C) and the pasta shells are cooked to your preferred texture, ideally al dente.
The sauce should be rich, creamy, and glossy, clinging to the pasta shells without pooling at the bottom of the skillet. Check the temperature of the beef using an instant-read meat thermometer inserted into the thickest part of the meat to ensure it has reached the safe temperature.
- Ground meat: 160°F (71°C) in the thickest part
Up next · Part 3 of 3
2 variations · storage & make-ahead · 3 answers · printable card
Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)