In a small bowl, whisk together sour cream, lime juice, zest, and hot sauce to make the crema. Refrigerate until ready to serve.
In a food processor, chop the red onion and jalapeño until finely minced.
Add the cooked chicken and pulse until finely shredded.
Add cream cheese, shredded cheese, and seasoning. Blend until fully combined.
Spray one side of each tortilla with olive oil and place them oil-side down on a baking sheet.
Spoon about 2 tablespoons of the chicken mixture onto one half of each tortilla.
Fold tortillas over to create a half-moon shape.
Bake at 400°F (200°C) for 15 minutes until golden and crispy.
Remove from oven and slice each into halves.
Serve Mini Chicken Quesadillas warm with crema and desired toppings.