Street Corn Chicken Casserole

Name: Street Corn Chicken Casserole
Prep time: 10 min
Cook time: 45 min
Total time: 55 min
Cuisine: Mexican-inspired American
Ingredients: 2 pounds boneless skinless chicken breasts (approximately 4 medium pieces); 3 cups sweet corn, fresh, canned and drained, or thawed frozen; 1 tablespoon lime juice (about half a lime); 1½ teaspoons chili powder; ½ teaspoon salt; ¼ teaspoon ground black pepper; 1 cup shredded Monterey Jack cheese or Mexican cheese blend; ½ cup mayonnaise; ½ cup sour cream; ½ teaspoon garlic powder

Recipe by Jordan Avery · Updated October 2025

Chicken Casserole Mexican

There's something magical about digging into a bubbling casserole that tastes like street corn and tender chicken in every bite-it's comfort food at its finest. This Street Corn Chicken Casserole is a family favorite for weeknight dinners or potlucks, bringing the vibrant flavors of Mexican street corn to your table without the fuss. What makes it irresistible? The creamy, slightly spicy corn sauce blankets the juicy chicken, creating a dish that's rich, satisfying, and impossible to resist. Plus, it's easy to customize with your favorite toppings for a personalized touch.

What Makes This Recipe Special

The sauce is a creamy blend of mayo and sour cream, spiked with lime juice and chili powder, giving it that authentic street corn flavor without the grill.
The chicken is cooked directly in the sauce, so it stays incredibly moist and absorbs all the zesty flavors as it bakes.
Fresh sweet corn is the star, but using a mix of fresh, canned, or frozen ensures you can make this dish year-round with minimal effort.
The cheese topping is added in two stages: a light sprinkle before baking for a golden crust, and an extra handful broiled on top for a melty, gooey finish.

⏱ 55 mins

Mexican-inspired American

Servings 430

Ingredients

2 poundsboneless skinless chicken breasts (approximately 4 medium pieces)

3 cupssweet corn, fresh, canned and drained, or thawed frozen

1 tablespoonlime juice (about half a lime)

1½ teaspoonschili powder

½ teaspoonsalt

¼ teaspoonground black pepper

1 cupshredded Monterey Jack cheese or Mexican cheese blend

½ cupmayonnaise

½ cupsour cream

½ teaspoongarlic powder

Nutrition

500 caloriesCalories

Per serving · Values are estimates

Instructions

Preheat oven to 375 degrees Fahrenheit. Grease a 9 by 13 inch baking dish with nonstick cooking spray or neutral oil.

If the chicken breasts are thick, slice them horizontally or gently pound to an even thickness for uniform cooking.

Place the prepared chicken breasts in a single layer in the greased baking dish.

In a mixing bowl, whisk together mayonnaise, sour cream, lime juice, chili powder, garlic powder, salt, and black pepper.

Add sweet corn to the sauce mixture and stir until the corn is well coated.

Spoon the corn mixture evenly over the chicken breasts in the dish.

Evenly sprinkle shredded Monterey Jack cheese or Mexican blend cheese over the entire surface.

Cover the dish with aluminum foil and bake for 25 minutes. Remove foil and continue baking for an additional 10 to 15 minutes, or until the chicken reaches an internal temperature of 165 degrees Fahrenheit and the cheese is bubbling and lightly golden.

Essential Tips

Don't skip the lime

The lime juice in the sauce brightens the flavors and balances the richness of the mayo and cheese. Fresh lime is best, but a good bottled juice works in a pinch. Add it right before baking to preserve its acidity.

Pound the chicken evenly

If your chicken breasts are thick, slice them horizontally or gently pound them to an even thickness (about ¾ inch). This ensures the chicken cooks uniformly and stays juicy, especially in the center. Uneven pieces can lead to dry spots.

Toast the spices

For deeper flavor, warm the chili powder, garlic powder, salt, and pepper in a dry pan for 30 seconds before adding them to the sauce. This step unlocks their aromatics and adds a subtle toasted depth to the dish.

Use room-temperature dairy

Let the sour cream and mayo sit at room temperature for 10-15 minutes before mixing. Cold dairy can seize up the sauce, making it grainy instead of smooth and velvety.

Check chicken temp early

Start checking the chicken's internal temperature at the 30-minute mark. It's done at 165°F, but overcooking can dry it out. If the top is browning too quickly, tent the dish with foil to prevent burning.

Smart Swaps & Variations

Spicy kick Add ½ teaspoon of cayenne pepper or a diced jalapeño (seeds removed) to the sauce for extra heat. For smokiness, swap the chili powder for chipotle powder.

Creamy dreamy Replace the mayo with an equal amount of Greek yogurt to cut down on fat while keeping the sauce rich and tangy.

Veggie-packed Sauté 1 cup of diced bell peppers and ½ cup of red onion until soft, then mix them into the corn sauce before baking. It adds texture and extra veggie goodness.

Low-carb Use cauliflower rice instead of sweet corn and swap the flour tortillas (see serve_with) for a side salad with avocado and lime dressing.

What to Serve With This

Warm flour tortillas or tortilla chips for scooping up the creamy corn and chicken mixture.
A simple black bean and avocado salad tossed with lime and cilantro for a fresh, crunchy contrast.
Grilled or roasted zucchini slices drizzled with olive oil and a sprinkle of cotija cheese.
Ice-cold Mexican lagers or agua fresca for a refreshing beverage pairing.

Storage & Reheating

Storage

Let the casserole cool completely before storing. Keep it in an airtight container in the refrigerator for up to 3 days. The flavors actually meld together beautifully overnight, making leftovers taste even better.

Reheating

Reheat covered in the oven at 350°F for 15-20 minutes until warmed through. Avoid microwaving, as it can make the sauce grainy and the chicken rubbery. Add a splash of water or broth to the dish to help retain moisture.

Expert Chef Tips

For extra browning on the cheese, broil the casserole for the last 2-3 minutes of baking instead of just baking uncovered. Watch it closely to avoid burning.
If using canned corn, rinse it thoroughly to remove excess starch, which can make the sauce too thick. Pat it dry with a towel before mixing it into the sauce.
To make this dish ahead, assemble it up to the baking step, cover tightly, and refrigerate for up to 24 hours. Bake as directed, adding 5-10 minutes to the cooking time if baking from cold.

Equipment You’ll Need

9x13-inch baking dish (glass or ceramic works best for even heating)
Mixing bowls (for the sauce and corn mixture)
Whisk (to blend the sauce ingredients smoothly)
Meat thermometer (to ensure the chicken is cooked perfectly)

Nutritional Benefits

This dish is high in protein from the chicken, providing about 40g per serving, which helps keep you full and supports muscle repair.
The sweet corn offers dietary fiber (about 3g per serving) and essential vitamins like B6 and folate, contributing to overall gut health and energy metabolism.
The sauce is rich in calcium from the cheese and sour cream, with one serving providing roughly 20% of your daily calcium needs for strong bones.
Using Greek yogurt in place of mayo (as in the variation) reduces saturated fat while adding probiotics for gut health, making it a lighter option without sacrificing flavor.

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Frequently Asked Questions

Can I use frozen corn instead of fresh?

Absolutely! Thaw and drain the corn well, patting it dry with a towel to remove excess moisture. Frozen corn works just as well and saves time, especially in the off-season.

What's the best way to shred the chicken?

After baking, use two forks to shred the chicken directly in the dish. This keeps all the flavorful juices in the sauce. Alternatively, let it rest for 5 minutes, then chop it into bite-sized pieces with a knife.

Can I make this dish in a slow cooker?

Yes! Combine all ingredients except the cheese in the slow cooker, cook on low for 4-5 hours or high for 2-3 hours, then sprinkle the cheese on top and broil for 2-3 minutes to melt.

How do I thicken the sauce if it's too runny?

Mix 1 tablespoon of cornstarch with 2 tablespoons of cold water, then stir it into the sauce before baking. This will help thicken it as it cooks. Alternatively, let the casserole bake uncovered for longer to reduce the sauce.

Can I substitute the chicken with another protein?

Ground turkey or shredded rotisserie chicken work well. If using ground turkey, cook it thoroughly in a skillet first and drain any excess fat before mixing with the corn sauce.

What's the best cheese to use?

Monterey Jack melts beautifully and has a mild flavor, but a Mexican cheese blend adds more depth. For a tangy twist, mix in some cotija or queso fresco after baking, just before serving.

Can I prepare this dish ahead of time and bake it later?

Yes! Assemble the casserole up to the baking step, cover tightly with foil, and refrigerate for up to 24 hours. When ready to bake, add 5-10 minutes to the cooking time to account for the cold start.

How do I know when the chicken is fully cooked?

The safest way is to use a meat thermometer. The chicken is done at 165°F. If you don't have one, cut into the thickest part-it should be white with no pink, and the juices should run clear.