Taco Casserole
All the bold flavors of taco night baked into one easy, cheesy casserole. Seasoned ground beef, crunchy tortilla chips, and melty cheddar cheese come together in layers, topped with fresh lettuce and tomato. It's a weeknight crowd-pleaser that tastes like a deconstructed crunchy taco.
For 6 servings
- prep
Preheat the oven and prep the ingredients.
Preheat oven to 375°F. Dice the onion, mince the garlic, and dice 2 tomatoes for the meat mixture. Shred the lettuce and dice the remaining tomato for topping. Lightly crush the tortilla chips.
- saute · ~7 min
Brown the ground beef.
1.Heat a large skillet over medium-high heat.2.Add ground beef and cook, breaking it apart with a spoon, until browned (5-7 min).3.Drain excess fat from the skillet. - saute · ~9 min
Build the taco meat filling.
1.Add diced onion to the skillet and cook until softened (3-4 min).2.Add minced garlic and cook until fragrant (30 sec).3.Stir in taco seasoning, salt, and pepper.4.Add diced tomatoes, tomato paste, and water. Stir well.5.Simmer until slightly thickened (3-4 min).TIPLet the filling reduce until it's thick enough to hold its shape — too much liquid makes the casserole soggy. - assemble
Layer the casserole.
1.Spread half the crushed tortilla chips in an even layer in the baking dish.2.Spoon the taco meat mixture evenly over the chips.3.Dollop sour cream over the meat and gently spread.4.Top with the remaining crushed tortilla chips.5.Sprinkle shredded cheddar cheese evenly over the top. - bake · ~20 min
Bake until bubbly and golden.
Bake in the preheated oven until the cheese is fully melted and the edges are bubbly, about 18-20 minutes.
- rest · ~5 min
Let the casserole rest.
Remove from oven and let rest for 5 minutes. This helps the layers set so the casserole slices cleanly.
- garnish
Add fresh toppings and serve.
1.Scatter shredded lettuce over the hot casserole.2.Top with diced fresh tomato.3.Sprinkle chopped cilantro over everything.4.Slice into squares and serve warm.
What to keep in mind.
6 tips from the recipe — small details that make a real difference to the final dish.
- 1Drain the beef well after browning to avoid a greasy casserole.
- 2Let the meat sauce simmer until thick; too much liquid makes the chips soggy.
- 3Use sturdy, restaurant-style tortilla chips so they hold up during baking.
- 4Let the casserole rest 5 minutes after baking for clean, neat slices.
- 5Add the fresh lettuce and tomato right before serving to keep them crisp.
- 6For extra crunch, reserve a handful of chips to sprinkle on top after baking.
Adapt it for your goals.
Chicken taco casserole
Swap ground beef for shredded rotisserie chicken (about 3 cups) and mix with the taco seasoning and tomato mixture for a lighter protein option.
vegetarian black beanVegetarian black bean
Replace beef with two cans of drained black beans and add a can of corn — it’s hearty, fiber-rich, and perfect for Meatless Monday.
low carb / ketoLow-carb / keto
Skip the tortilla chips and use a layer of crushed pork rinds or low-carb tortillas; reduce the tomato content slightly to cut carbs.
Why this is on our healthy list.
High-Quality Protein
Lean ground beef provides complete protein essential for muscle repair and satiety.
Vitamin C from Fresh Toppings
The fresh tomato, lettuce, and cilantro add a dose of vitamin C and antioxidants with minimal calories.
Calcium from Cheddar
Cheddar cheese contributes calcium for bone health, especially when paired with sour cream’s dairy boost.
Lycopene from Tomatoes
Cooked tomatoes (in the sauce) offer lycopene, an antioxidant linked to heart health.
Frequently asked questions
Yes—assemble the casserole without the fresh toppings, refrigerate up to 24 hours, then bake straight from the fridge adding 5 extra minutes.
