Let’s turn these ingredients into a dish that’s sure to impress and satisfy:

1. Start by grilling the chicken breasts until they are nicely charred and cooked through. Allow them to rest for about 5 minutes before chopping.
2. If using fresh corn, grill the corn on the cob until slightly charred, then slice the kernels off. If using frozen, simply thaw and drain well.
3. In a large bowl, combine the chopped chicken, corn, cucumber, red onion, and cilantro.
4. In a separate bowl, whisk together the mayonnaise, sour cream, lime juice, chili powder, cumin, salt, and pepper until smooth.
5. Pour the dressing over the salad ingredients and toss gently to coat everything evenly.
6. Adjust seasoning to your taste, adding more lime juice or salt if desired.
7. For an extra touch, sprinkle some crumbled cotija cheese on top before serving.

Remember, the key to a great salad is in the toss—make sure every bite is coated in that creamy dressing. It’s this attention to detail that I learned from watching my abuela in the kitchen, always ensuring every dish was made with love.