1-First Step: Preheat and Prep Your Dish: Begin by preheating your oven to 350°F and lightly spraying a 9×13 inch baking dish with cooking spray. This step ensures your casserole bakes evenly and doesn’t stick, making cleanup a breeze. Take a moment to chop your onion and garlic so everything’s ready to go that’s how I keep things flowing without any hiccups!

2-Second Step: Cook the Pasta: Bring a large pot of salted water to a boil and add 8 oz of uncooked rotini pasta. Cook it according to the package directions until it’s al dente, which usually takes about 8-10 minutes. Once it’s done, drain it well and set it aside; this gives the pasta that perfect chew without getting mushy in the casserole.

3-Third Step: Sauté the Vegetables: Heat 2 tbsp of olive oil in a large skillet over medium-low heat, then add 1 medium finely chopped onion. Cook it for 5-7 minutes until it softens and smells amazing, stirring occasionally to avoid burning. Next, toss in 2 finely chopped garlic cloves and cook for just 30 seconds, keeping it moving so it doesn’t overcook and turn bitter.

4-Fourth Step: Brown the Beef: Add 1 lb of lean ground beef to the skillet with the onions and garlic. Break it up with a spoon and cook for 5-7 minutes until it’s fully browned. Season it right away with 1 tsp salt and 1 tsp black pepper to lock in those flavors from the start. This is where the magic happens, turning simple ingredients into something mouthwatering!

5-Fifth Step: Build the Sauce: Stir in 2 tbsp of tomato paste, 1 (14.5 oz) can of undrained diced tomatoes, and 1 tbsp of Dijon mustard. Bring the mixture to a simmer and let it cook for about 5 minutes, stirring now and then until the sauce thickens slightly. This step creates that rich, burger-like sauce that ties everything together so don’t rush it!

6-Sixth Step: Combine and Assemble: Mix the cooked pasta into the skillet with the meat sauce, tossing gently to coat everything evenly. Spread this mixture into your prepared 9×13 inch baking dish for an even layer. Then, sprinkle 1.5 cups of reduced-fat grated cheddar cheese over the top to get that bubbly, golden finish we’re after.

7-Final Step: Bake and Serve: Pop the dish into your preheated 350°F oven and bake for 15 minutes, or until the cheese is melted and bubbly. Once it’s out, immediately sprinkle 1/4 cup of chopped dill pickles on top for that fresh crunch. Let it cool for a couple of minutes before serving it’s best enjoyed warm, and I love pairing it with a simple side like the one in our BBQ meatballs recipe for a full meal. For more ideas on grilling favorites, check out our fried chicken guide!