Name: Mexican Spaghetti Recipe
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: Mexican
Ingredients: 1 lbs. lean ground beef; 1 onion (finely diced); 1 green bell pepper (finely diced); 1 Tbsp chili powder; 1 1/2 tsp cumin; 1/2 tsp paprika; Pinch of red pepper flakes; 1 tsp garlic powder; 1 tsp onion powder; 1/2 tsp Kosher salt; 1/2 tsp fresh ground pepper; 1 – 4 oz can green chilis; 1 – 8 oz can Rotel diced tomatoes and green chilis; 16 oz tomato sauce; 16 oz cooked spaghetti noodles; 1 cup shredded sharp cheddar cheese; 1 cup shredded Monterey Jack cheese; Fresh parsley (chopped for garnish)

Jump to Recipe· 3.9 from 39 reviews

If you’re craving a dish that brings a fiesta of flavors straight to your dinner table, this Mexican Spaghetti Recipe is an absolute must-try. Perfectly blending the heartiness of ground beef with a vibrant mix of chili spices, fresh vegetables, and melty cheese, it’s a comforting yet exciting twist on classic spaghetti. The way the tomato sauce simmers with a touch of heat and the cheese melts over the top creates a warm, satisfying casserole that’s sure to become a family favorite. Trust me, this recipe combines simple ingredients into a dish bursting with rich, bold flavors that will have everyone asking for seconds.

Ingredients You’ll Need

The image shows an overhead view of various cooking ingredients placed neatly on a white marbled surface. On the top right, there is a white bowl filled with ground meat. To its left, a glass bowl contains chopped green bell peppers. Below the ground meat, there is a gray bowl with chopped white onions. Next to it, a small bowl holds green chili peppers in a dark sauce. In the center, fresh green parsley leaves are laid out as decoration. Surrounding these main items are several smaller white bowls with different spices, shredded yellow cheese, shredded mozzarella cheese, and diced tomatoes mixed with peppers. On the bottom right, there is a bunch of uncooked spaghetti strands. The colors are vivid with reds, greens, yellows, and the white marbled background helps the ingredients stand out clearly. photo taken with an iphone --ar 4:5 --v 7

Getting started on this Mexican Spaghetti Recipe is a breeze thanks to straightforward ingredients that are easy to find but pack a serious punch in taste and texture. Each component plays a vital role, from the spices that awaken your palate to the cheeses that add creamy goodness and a pop of color.

Lean ground beef: Provides a savory, meaty base that’s rich in protein and holds flavors well.
Chili powder: Brings bold, smoky heat that sets the foundation for that signature Mexican flavor.
Cumin: Adds a warm, earthy aroma that perfectly complements the chili spices.
Paprika: Enhances color and gives a subtle sweet pepper flavor.
Red pepper flakes: Offers a pinch of heat for balance and a little zing.
Garlic powder & onion powder: These pantry staples layer in savory depth and complexity effortlessly.
Kosher salt & fresh ground pepper: Essential for seasoning and bringing everything together.
Can of green chilis: Adds a mild kick and tangy brightness.
Onion and green bell pepper: Fresh veggies that soften and sweeten the beef mixture.
Can of Rotel diced tomatoes and green chilis: Infuses the sauce with juicy tomato goodness and a hint of spice.
Tomato sauce: Builds the body and richness of the sauce that hugs every strand of spaghetti.
Cooked spaghetti noodles: The sturdy, comforting carb base ready to soak up all those vibrant flavors.
Shredded sharp cheddar cheese and Monterey Jack cheese: The golden, melty topping that unites all the flavors with creamy indulgence.
Fresh parsley: A bright, herbal touch for finishing and visual appeal.

How to Make Mexican Spaghetti Recipe

Step 1: Prep Your Oven and Pan

First things first, preheat your oven to 350 degrees F and grab a 9 x 13-inch baking dish. Give it a quick spray with cooking spray to ensure your cheesy masterpiece comes out without a hitch. Prepping the oven and pan ahead makes the baking step seamless and stress-free.

Step 2: Cook the Beef

Heat up a large skillet and brown your lean ground beef over medium heat. Use a spatula to break the meat into crumbles so it cooks evenly. This step lays the hearty foundation for your Mexican Spaghetti Recipe. Once the beef turns no longer pink, drain off any excess grease to keep the dish nice and balanced.

Step 3: Sauté the Vegetables

To the beef, add your diced onions and green bell peppers, letting them cook down for about 5 minutes. This softens the veggies and brings an aromatic, slightly sweet flavor that complements the robust beef perfectly, making every bite full of texture and brightness.

Step 4: Cook the Spaghetti

While your veggies are softening, boil your spaghetti noodles according to package directions until al dente, so they remain tender but firm. Draining and setting them aside at this stage means they’re ready to soak up all that incredible sauce in the next steps.

Step 5: Season and Simmer the Sauce

Add chili powder, cumin, paprika, red pepper flakes, garlic powder, onion powder, kosher salt, and fresh ground pepper right into the beef and vegetable mixture. Stir these spices in thoroughly—the aroma is honestly irresistible. Next, pour in the canned green chilis, Rotel diced tomatoes with green chilis, and tomato sauce. Reduce the heat and let it simmer for about 15 minutes. This step is where all the flavors meld, intensifying the sauce’s savory, spicy personality.

Step 6: Assemble and Bake

Layer the cooked spaghetti noodles evenly in your prepared baking dish, then generously spoon the rich meat sauce over the top. Spread it all out so the noodles are fully coated—a key to ensuring every forkful delivers both pasta and sauce. Sprinkle a beautiful blanket of shredded sharp cheddar and Monterey Jack cheese on top. Pop it in the oven and bake for 15 minutes, or until the cheese is melted, bubbly, and perfectly golden.

Step 7: Garnish and Serve

Once baked, take your Mexican Spaghetti Recipe out of the oven and sprinkle fresh chopped parsley over the top. This simple garnish brightens the dish visually and adds a fresh herbal note that contrasts beautifully with the cheesy comfort beneath.

How to Serve Mexican Spaghetti Recipe

A white baking dish filled with a layered casserole showing a top layer of melted yellow and white cheese mixed with browned ground meat and chunks of red tomato sauce, garnished with bright green chopped parsley. The casserole has a textured, slightly crispy top with melted cheese stretching over the meat and sauce beneath. Around the dish, there is uncooked yellow spaghetti, a white plate holding forks with black handles, scattered parsley leaves, a gray pepper grinder, a white salt bowl, and a blue and white striped cloth on a white marbled surface. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Beyond parsley, consider adding a dollop of sour cream, chopped green onions, or sliced jalapeños to personalize each serving. A squeeze of fresh lime juice brightens the bold flavors, while a few avocado slices add creamy texture that balances the spice. These little touches make every plate feel like a special celebration.

Side Dishes

This dish pairs wonderfully with simple sides like a crisp green salad tossed in a citrus vinaigrette or some warm, soft corn tortillas to scoop up every last bit. For heartier options, black beans or Mexican street corn salad bring more layers of flavor and color to the table, creating a well-rounded meal that’s both satisfying and festive.

Creative Ways to Present

For a fun twist, serve this Mexican Spaghetti Recipe in individual ramekins with plenty of cheese melting on top. Or layer the components in a clear casserole dish for a colorful, inviting presentation that shows off all the vibrant ingredients. If you’re entertaining, let guests customize their plates with an array of toppings laid out family-style for a lively, interactive dinner experience.

Make Ahead and Storage

Storing Leftovers

Mexican Spaghetti Recipe leftovers store beautifully in an airtight container in the fridge for up to 3 days. The flavors even deepen overnight, so you might find that next-day serving tastes even better. Just refrigerate promptly and keep the cheese topping covered to avoid drying out.

Freezing

If you’d like to save some for later, this dish freezes well. Portion it into freezer-safe containers and freeze for up to 2 months. When ready to enjoy, thaw overnight in the fridge before reheating. While the texture of the pasta might be slightly softer after freezing, the bold flavors remain vibrant and delicious.

Reheating

To reheat leftovers, pop portions in the microwave until warmed through, or cover the dish with foil and bake at 350 degrees F until heated evenly. Adding a sprinkle of cheese on top before reheating brings back that inviting gooey melt that makes this Mexican Spaghetti Recipe so comforting.

FAQs

Can I make Mexican Spaghetti Recipe vegetarian?

Absolutely! Swap out the ground beef for cooked lentils, crumbled tofu, or your favorite meat substitute. Just adjust the cooking times for your alternative protein, and the spices will still provide that wonderful Mexican flair.

What type of cheese works best in this dish?

The combination of sharp cheddar and Monterey Jack cheese is perfect for melting and flavor balance. Sharp cheddar adds a tangy punch, while Monterey Jack contributes creamy smoothness. Feel free to experiment with pepper jack for an extra kick or mozzarella for a milder melt.

Is this recipe very spicy?

This Mexican Spaghetti Recipe has a pleasant level of heat thanks to chili powder, paprika, and a pinch of red pepper flakes. If you prefer milder dishes, reduce the red pepper flakes or omit them altogether. You can always spice it up later at the table.

Can I use a different kind of pasta?

Definitely! While spaghetti is classic here, penne, rotini, or rigatoni would also work well. Just cook your pasta al dente, so it holds up nicely during baking without turning mushy.

How long does it take to prepare and cook?

This recipe takes about an hour from start to finish, making it a great option for a weekend dinner or a leisurely weeknight meal when you want something comforting and flavorful without too much hassle.

Final Thoughts

There’s something truly comforting and exciting about this Mexican Spaghetti Recipe that makes it a standout in any meal rotation—warm, cheesy, and packed with robust, festive flavors. Whether you’re cooking for family, entertaining friends, or just craving a satisfying homemade dinner, this dish delivers on every level. Give it a try and enjoy the delicious celebration of tastes that fills your kitchen with every bite.