This is a one-pan ground beef and rice casserole seasoned with chili powder, cumin, and paprika, finished with melted cheese on top. It comes together in a single oven-safe skillet, which means the rice cooks directly in the beef drippings and broth — no separate pot, no flavor lost. If you need a filling dinner that covers protein, starch, and fat in one dish without much cleanup, this is a reliable choice.
Before you start
The two things that actually affect the outcome here are browning the beef properly and getting your liquid ratio right. Don’t rush the browning — let the beef sit undisturbed in the pan for a couple of minutes before breaking it up. That contact with the hot surface builds the savory fond that flavors the entire dish. On liquid: long-grain white rice typically needs about a 1:2 ratio of rice to liquid, but because this recipe uses a covered bake in the oven rather than stovetop simmering, a little extra broth (an extra 2–3 tablespoons) helps ensure the rice cooks through without drying out at the edges of the pan. Check at the minimum bake time — if the rice is still firm and liquid is gone, add a splash of hot water, cover, and return it to the oven for 5 more minutes.
Smart swaps
- Ground beef fat content: 80/20 gives the best flavor here. 90/10 works but the filling will be noticeably drier — add a teaspoon of olive oil when browning if that’s what you have.
- Rice: Long-grain white rice is the right call for this method. Brown rice won’t cook through in the same time. Instant rice will turn mushy. Stick with regular long-grain.
- Cheese: Monterey Jack melts cleanly and doesn’t pool grease. Cheddar works fine. Pre-shredded bags contain anti-caking starch that slows melting — skip the garnish of extra cheese on top from a bag and grate it fresh if you want a clean melt.
- Diced tomatoes: Fire-roasted diced tomatoes add more depth than plain. Either works, but fire-roasted is the better choice if your store carries them.
Storage and reheating
Refrigerate leftovers in an airtight container within two hours of cooking. They keep well for up to 4 days. The rice firms up overnight, which is normal — it rehydrates during reheating. Add a tablespoon of water or broth per serving before microwaving, cover loosely, and heat on medium power in 90-second intervals, stirring between each, until it reaches 165°F (74°C) throughout. For oven reheating, cover the dish with foil and warm at 350°F (175°C) for 15–20 minutes. This casserole freezes well for up to 3 months; portion it before freezing so you can thaw only what you need. Thaw overnight in the fridge before reheating — don’t reheat from frozen or the rice turns gummy.
If something goes sideways
- Rice is crunchy after baking: The liquid was absorbed too fast or the lid wasn’t tight. Add 3–4 tablespoons of hot broth or water, re-cover tightly with foil, and bake another 8–10 minutes.
- Filling is watery: The beef wasn’t drained well enough, or canned tomatoes with excess liquid were added. Return the uncovered pan to the oven for 5–8 minutes to evaporate the extra moisture before adding the cheese.
- Cheese browned too fast before the rice finished: Tent loosely with foil for the remaining bake time, then uncover for the last 3 minutes to get the melt without burning.
- Beef is greasy throughout the dish: Higher-fat beef releases a lot of fat during browning. Tilt the pan and spoon off excess fat after browning and before adding the other ingredients — leaving more than a thin coating in the pan makes the finished dish heavy.
- Underseasoned after baking: Rice absorbs salt aggressively. Taste the beef mixture before adding the rice and season it slightly more assertively than you think you need to — the rice will mute it during cooking.
Party Perfect: Mexican Ground Beef Casserole With Rice
Ingredients
1 pound ground beef (minced beef)
1 cup white rice
1 can black beans - drained and rinsed
1 can corn - drained- 1 can diced tomatoes
1 cup salsa
1 cup cheddar cheese - shredded
½ cup white onion - chopped
½ cup green pepper - chopped
2 cloves garlic - minced
1 tablespoon chili powder (chilli powder in British English)
1 teaspoon cumin
½ teaspoon salt
¼ teaspoon ground black pepper
2 tablespoons cilantro (coriander) - chopped, fresh
Instructions
- Preheat the oven to 350°F (175°C).
- Cook the rice according to package instructions and set aside.
- In a large skillet over medium-high heat, brown the ground beef with the onions, green peppers, and garlic until the beef is no longer pink and the vegetables are softened.
- Add the chili powder, cumin, salt, and black pepper to the skillet and stir to combine.
- Add the diced tomatoes (undrained), black beans, corn, and salsa to the skillet and stir to combine.
- Bring the mixture to a simmer and let it cook for 5-7 minutes, stirring occasionally.
- In a 9x13 inch baking dish, layer the cooked rice on the bottom of the dish.
- Pour the beef and vegetable mixture on top of the rice.
- Sprinkle the shredded cheddar cheese over the top of the beef mixture.
- Bake in the preheated oven for 20-25 minutes or until the cheese is melted and bubbly.
- Sprinkle chopped cilantro over the top of the casserole before serving.
- Enjoy this delicious and hearty Mexican Ground Beef Casserole with Rice that's perfect for a weeknight dinner or meal prep!
Nutrition
Frequently asked questions
Can I make this casserole ahead of time?
Yes — assemble it up to the point of adding the cheese, cover, and refrigerate for up to 24 hours before baking. Add the cheese just before it goes into the oven, and expect to add 5–8 minutes to the bake time since the dish will be cold from the fridge.
How do I know the ground beef is fully cooked?
Ground beef is safe to eat at an internal temperature of 160°F (71°C) — no pink should remain. Because this recipe browns the beef on the stovetop before baking, it will be cooked through well before the casserole comes out of the oven, but check with an instant-read thermometer if you’re unsure.
Will this feed a crowd, and can I double it?
A standard batch serves 4–6 as a main dish, and it’s filling because the beef and rice together make it a complete, protein-heavy meal. Doubling works, but use two separate pans rather than one large deep dish — a thicker layer means the rice in the center won’t cook evenly.
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- Spicy Beef Stuffed Peppers
- Hearty Beef Cauliflower Bake
- Ultimate Cheesy Beef Bake
- Golden Colombian Beef Empanadas
