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When weeknights feel like a three-ring circus, this Beefy Mac-N-Cheese Casserole swoops in like a cozy superhero. We’re talking creamy shells and cheese, savory ground beef, a tangy tomato base, and a crunchy layer of crispy onion strips that turns bubbly and golden in the oven. Nothing fussy, just simple, budget-friendly ingredients your crew already loves.
Why it works: you cook the shells and cheese, stir up a quick beefy tomato mixture, then layer, top, and bake. That’s it. The result is a hearty, stick-to-your-ribs dinner that tastes like childhood and cleans up fast. Perfect for picky eaters, after-practice hunger, or those nights when everyone’s asking, “What’s for dinner?” before you’ve found the measuring spoons. Grab a spoon, claim a corner, and let the melty magic begin.
Why You’ll Love It
Creamy shells-and-cheese, savory ground beef, a tangy tomato base, and a crunchy onion finish, this is weeknight comfort with pantry staples and minimal dishes.
How It Comes Together (1-Minute Overview)
Brown the beef with onion, season, and stir in tomato sauce. Cook the boxed shells-and-cheese. Fold the pasta and drained petite diced tomatoes together, layer in a 1.5-quart dish, spoon the beef mixture over, top with crispy onions, and bake until bubbly. That’s it, no extra herbs, no surprise add-ins.
Pro Tips for Busy Nights
- Crunch control: Add the crispy onions just before baking so they stay crisp.
- Make-ahead: Assemble up to 24 hours in advance (minus the topping). Refrigerate, then add onions and bake.
- Reheat best: Cover and warm at 325°F; uncover for the last few minutes to revive the top.
Simple Swaps (Still On-Brand)
- Pasta: If shells-and-cheese isn’t available, elbows-and-cheese works, keep the same boxed sauce ratio.
- Seasoning: Keep it classic (garlic salt + black pepper). Adjust pepper to taste.
- Topping: Out of crispy onions? Crushed plain chips mimic crunch in a pinch.
Storage
Refrigerate 3–4 days in an airtight container. Reheat covered in the oven or in short microwave bursts, stirring between intervals.
Beefy Mac 'n Cheese Casserole
This comforting beef mac and cheese casserole combines seasoned ground beef, sautéed onions, and garlic with creamy Velveeta shells and cheese. Layered with tomato sauce and diced tomatoes, then topped with crispy onion strips, it's a hearty, family-friendly meal that's easy to prepare.
Ingredients
- 1 pound ground beef
- 1 box shells and cheese dinner
- 1/2 medium onion, diced
- 1/2 teaspoon garlic salt
- 1/4 teaspoon black pepper
- 8 ounces tomato sauce
- 1 can petite diced tomatoes, drained
- 1/2 cup crispy onion strips (a la green bean casserole)
Instructions
- Preheat the oven to 350°F.
- Set a medium skillet over medium-high heat for 3 minutes to preheat. Add the ground beef, onion, garlic salt, and pepper, stirring to combine. Saute until the beef is just browned, about 8-10 minutes. Drain the beef, return it to your pan and reduce heat to medium. Add the tomato sauce, stirring to combine. Remove from heat.
- Meanwhile, follow the package instructions for the Velveeta Shells and Cheese Dinner. When complete, add the tomatoes, stirring to combine.
- In a 1-1/2 quart casserole, add the Velveeta Shells and Cheese mixture. Layer the ground beef mixture on top. If desired, sprinkle with the crushed potato chips.
- Bake for 20 minutes or until the cheese is bubbly around the edges.
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My cousin recommended this blog and she was totally right keep up the fantastic work!
I need this… do you think I can sub the ground beef for ground turkey?
Absolutely! Did you decide to try?