taco casserole recipe

Metric	Details
Prep Time	15 minutes
Cook Time	25 minutes
Total Time	40 minutes
Recipe Intensity Level	Beginner-Friendly / Easy (Low active effort required)
Servings	6 generous portions
Baking Temperature	375°F (190°C)

Ingredients Checklist

For the Casserole Base

1.5 lbs (680g) Lean Ground Beef (85/15 or 90/10 for best flavor-to-fat balance)
1 medium Yellow Onion, finely diced
2 cloves Garlic, minced
1 packet (1 oz / 28g) Taco Seasoning (or homemade equivalent)
¾ cup Water
1 can (15 oz / 425g) Black Beans, rinsed and drained
1 can (15 oz / 425g) Sweet Corn, drained
1 can (10 oz / 283g) Rotel Diced Tomatoes with Green Chilies (mild or medium)
4 oz (115g) Cream Cheese, softened to room temperature
2 cups (200g) Shredded Mexican Blend Cheese or Cheddar, divided
2.5 cups Tortilla Chips, coarsely crushed (plus extra for topping)

Optional Fresh Toppings

½ cup Sour Cream or Greek Yogurt
1 fresh Avocado, sliced or cubed
¼ cup Fresh Cilantro, chopped
1 large Tomato, diced
¼ cup Pickled Jalapeño Slices (for extra heat)

Step-by-Step Cooking Guide

1.Preheat & Prepare:Est. Time: 5 minutes.

Preheat your oven to 375°F (190°C). Lightly grease a standard 9×13-inch baking dish with non-stick cooking spray or a drop of olive oil. Set aside.

2.Brown the Beef & Aromatics:Est. Time: 8 minutes (Medium-High Heat).

Place a large skillet over medium-high heat. Add the ground beef and diced onion. Cook for 6 to 8 minutes, breaking up the meat with a wooden spoon, until no pink remains and the onions are translucent. Stir in the minced garlic during the last minute of cooking. Drain excess grease if necessary.

3.Build the Taco Sauce & Simmer:Est. Time: 5 minutes (Medium-Low Heat).

Reduce the heat to medium-low. Stir in the taco seasoning and water. Add the drained black beans, sweet corn, and Rotel tomatoes. Stir well to combine. Add the softened cream cheese in small dollops, stirring until melted completely into a rich, creamy meat sauce. Simmer for 2 to 3 minutes until thickened.

4.Layer the Casserole:Est. Time: 3 minutes.

Spread half of the coarsely crushed tortilla chips evenly across the bottom of your prepared 9×13 baking dish. Pour the warm taco meat and vegetable mixture directly over the chip layer, spreading it evenly to the edges. Sprinkle 1 cup of the shredded Mexican cheese on top, followed by the remaining crushed chips, and finish with the final 1 cup of cheese.

5.Bake to Perfection:Est. Time: 18-20 minutes (Moderate Heat).

Transfer the dish to the middle rack of your preheated oven. Bake uncovered for 18 to 20 minutes, or until the casserole is bubbling along the edges and the top layer of cheese is completely melted and lightly golden.

6.Rest & Serve:Est. Time: 5 minutes rest.

Remove from the oven and let the casserole rest for 5 minutes before slicing. This allows the layers to set so it scoops out cleanly. Top with fresh cilantro, sour cream, sliced avocado, or your favorite taco toppings.

Pro Tips for Best Results

Avoid Soggy Chips: Coarsely crush your tortilla chips rather than pulverizing them into powder. Larger pieces hold up better against the warm sauce and retain a satisfying crunch.
Grate Your Own Cheese: Pre-shredded bag cheese is coated in anti-caking cellulose, which hinders a smooth melt. Grating your block cheese yields a far creamier finish.
Make It Leaner: Substitute ground beef with ground turkey or ground chicken without losing flavor—just ensure you don’t over-drain, as poultry has less natural fat.

Nutritional Information

(Calculated per serving based on 6 equal portions without optional toppings)

Calories: 520 kcal | Protein: 32g | Total Fat: 26g (Saturated Fat: 12g) | Carbohydrates: 41g | Dietary Fiber: 6g | Sugars: 4g | Sodium: 910mg

Storage & Reheating Instructions

Refrigeration: Store leftover casserole in an airtight container in the fridge for up to 3 to 4 days.
Reheating in Oven: Cover the dish with foil and heat at 350°F (175°C) for 15 minutes until warm throughout.
Reheating in Microwave: Microwave individual portions on medium power for 1.5 to 2 minutes.