Cheesy Fiesta Corn Casserole is a vibrant and flavorful side dish that brings a Tex-Mex twist to your dinner table. With sweet corn, spicy green chiles, rich cream cheese, and melted cheddar, this casserole is creamy, cheesy, and full of bold flavor. It’s a fantastic addition to holiday spreads, potlucks, taco nights, or any meal that needs a flavorful boost.

What Makes This Dish Special?
This casserole combines sweet, creamy, spicy, and savory elements all in one dish. The cream cheese base gives it a luxurious texture, while green chiles and spices add just enough heat. It’s easy to make, budget-friendly, and can be assembled in minutes using pantry staples. Whether served alongside grilled meats or tacos, it’s always a hit.
Cooking Time
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Total Time: 40 minutes
- Servings: 6–8
Ingredients
- 2 cans (15 oz each) whole kernel corn, drained
- 1 can (11 oz) fiesta corn or Mexicorn, drained
- 1 can (4 oz) diced green chiles, drained
- 8 oz cream cheese, softened
- 1 cup shredded cheddar cheese
- ¼ cup sour cream
- ½ tsp garlic powder
- ½ tsp chili powder
- Salt and pepper, to taste
- Optional: chopped cilantro or green onions for garnish
- Optional topping: ½ cup crushed tortilla chips or jalapeños for extra crunch
Instructions
1. Preheat the Oven
Preheat your oven to 350°F (175°C). Lightly grease a 9×9-inch or similar baking dish.
2. Make the Filling
In a large mixing bowl, combine the drained corn, fiesta corn, green chiles, cream cheese, sour cream, ¾ cup of the cheddar cheese, garlic powder, chili powder, salt, and pepper. Mix until everything is evenly coated and creamy.
3. Assemble the Casserole
Spread the mixture into the prepared baking dish. Top with the remaining ¼ cup of cheddar cheese. Add crushed tortilla chips or jalapeños if using.
4. Bake
Bake uncovered for 25–30 minutes, or until hot, bubbly, and slightly golden on top.
5. Serve
Remove from the oven and let cool for a few minutes. Garnish with chopped cilantro or green onions if desired. Serve warm.

Variations
- Add Protein: Stir in cooked ground beef, taco meat, or shredded chicken to make it a full meal.
- Make it Spicier: Add diced jalapeños or a pinch of cayenne pepper.
- Creamy Taco Corn: Swap cheddar for pepper jack and mix in taco seasoning.
- Bacon Twist: Stir in crispy bacon bits for added flavor and crunch.
Equipment You’ll Need
- Large mixing bowl
- Spatula or spoon
- Casserole dish
- Oven
Nutritional Information (Approx. Per Serving)
- Calories: 280
- Protein: 6g
- Carbohydrates: 18g
- Fat: 20g
- Fiber: 2g
- Sugar: 5g
Storage Tips
- Refrigerator: Store leftovers in an airtight container for up to 3 days.
- Freezing: Freeze for up to 1 month. Thaw overnight in the fridge before reheating.
- Reheat: Warm in the oven at 350°F or microwave until heated through.
My Cooking Experience
I first made Cheesy Fiesta Corn Casserole for a taco night and was surprised at how fast it disappeared. It’s a perfect balance of creamy and zesty, and the convenience of canned ingredients makes it super quick to whip up. I often double the batch for gatherings because it’s always one of the first things to go.
Conclusion
Cheesy Fiesta Corn Casserole is a quick, vibrant, and satisfying dish that’s packed with flavor. Whether you’re looking for a new side for taco night or a hearty potluck contribution, this easy casserole brings the fiesta to your table with every bite.

cheesy fiesta corn casserole
Ingredients
Method
- Preheat your oven to 350°F (175°C). Lightly grease a 9×9-inch or similar baking dish.
- In a large mixing bowl, combine the drained corn, fiesta corn, green chiles, cream cheese, sour cream, ¾ cup of the cheddar cheese, garlic powder, chili powder, salt, and pepper. Mix until everything is evenly coated and creamy.
- Spread the mixture into the prepared baking dish. Top with the remaining ¼ cup of cheddar cheese. Add crushed tortilla chips or jalapeños if using.
- Bake uncovered for 25–30 minutes, or until hot, bubbly, and slightly golden on top.
- Remove from the oven and let cool for a few minutes. Garnish with chopped cilantro or green onions if desired. Serve warm.
Notes
- Refrigerator: Store leftovers in an airtight container for up to 3 days.
- Freezing: Freeze for up to 1 month. Thaw overnight in the fridge before reheating.
- Reheat: Warm in the oven at 350°F or microwave until heated through.