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Dinner · Part 2 of 3: Instructions

Cheesy Taco Rice Casserole for a Quick Dinner Step-by-step instructions

A steaming, cheesy taco rice casserole in a blue baking dish, topped with melted cheddar.
Prep
Cook
Total
Serves
6
Includes 5 min resting

Before you start

Before beginning, ensure all ingredients are measured and ready, especially the cooked rice. If you are cooking the rice fresh, do so in advance and allow it to cool slightly so it does not become mushy when mixed with the beef.

Preheat your oven to 375°F (190°C) and ensure your baking dish is clean and ready for assembly. Having your workspace cleared and your tools, such as a sturdy metal spoon and a mixing bowl, within reach will make the process smooth and efficient.

Ingredients at a glance (4)
  • 1 lb ground beef
  • 1 packet taco seasoning
  • 3 cups cooked white rice
  • 2 cups shredded cheddar cheese

Instructions

Browning and Seasoning

  1. Prepare the beef mixture
    Heat a large skillet over medium-high heat. Add the ground beef and cook until browned, breaking it apart with a spoon. Drain excess fat if necessary. Stir in the taco seasoning and a splash of water, simmering for a few minutes until the flavors are well combined.
    Look for The beef should be fully browned and aromatic from the spices.
    Safe temperature 160°F (71°C) internal temperature (ground meat)
    Tip Ensure the beef is cooked through to 160°F (71°C) for safety.

The beef should be deeply browned and fragrant from the taco spices. The liquid in the skillet should be minimal, and the meat should be well-coated with the seasoning, ready to be incorporated with the rice base.

Assembly and Layering

  1. Assemble the casserole
    Preheat your oven to 375°F (190°C). In a large mixing bowl, combine the cooked taco beef mixture with the cooked rice. Stir well until the rice is evenly coated with the seasoned meat. Transfer the mixture into a 9x13 inch baking dish and spread it into an even layer.
    Look for The mixture should be thoroughly combined and look uniform in color.
    Tip Avoid packing the rice too tightly into the dish to keep the texture light.

The mixture should be thoroughly combined, with the seasoned beef evenly distributed throughout the rice. The layer in the baking dish should be level, providing a consistent base for the cheese topping to cover completely.

Baking and Melting

  1. Bake and melt the cheese
    Sprinkle the shredded cheddar cheese evenly over the top of the rice mixture. Place the dish in the oven and bake for 15 to 20 minutes, or until the cheese is bubbling and slightly golden. Remove from the oven and let it rest for 5 minutes before serving.
    Look for The cheese should be completely melted and bubbling at the edges.
    Tip Use a fresh block of cheese and shred it yourself for the best melt quality.

The cheese should be completely melted, bubbling, and golden. The casserole should be hot throughout, with the edges showing slight crispiness, indicating the dish is ready for its short rest before being portioned and served.

Common mistakes

A common mistake is using rice that is already overcooked or too wet, which can lead to a mushy casserole texture. Ensure your rice is cooked until just tender.

Another error is failing to season the beef sufficiently; be sure to taste the meat mixture after adding the taco seasoning and adjust the salt level to your preference before mixing in the rice.

Finally, avoid rushing the rest period, as it allows the casserole to set, making it much easier to scoop and serve without it falling apart.

How to tell it’s done

The casserole is ready when the cheese is fully melted, bubbling across the entire surface, and showing slight golden-brown spots. The internal temperature of the beef mixture should reach at least 160°F (71°C) to ensure it is cooked through.

Since the components are mostly pre-cooked, the primary goal of the baking phase is to heat everything through and achieve the perfect melt on the cheese topping, which also helps to bind the various layers together for easier serving.

  • Ground meat: 160°F (71°C) in the thickest part

Coming up in Part 3: common questions

  • Can this casserole be made ahead of time?
  • What is the best way to keep the rice from becoming mushy?
  • Can other types of cheese be used?

Also in Part 3: variations (Spicy Taco Rice, Vegetable-Packed Casserole), storage and make-ahead, and the printable recipe card.

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)