Combine all ingredients for the Chipotle ranch in a blender and blend until smooth. Place in refrigerator.
Cut the chicken up into small pieces and add it to a bowl.
Season the chicken with a little oil, salt, cayenne, chili powder, cumin, paprika, dried cilantro, and black pepper. Stir until coated.
Add a little bit of olive oil to skillet over medium high-heat and cook your chicken.
Once the chicken is fully cooked, add lime juice and some fresh or dried cilantro. Stir well. Build your quesadillas with the shredded cheese and chipotle ranch sauce.Top with more shredded cheese.
Fold tortillas in half and cook in a skillet over medium heat until both sides are golden brown and crispy.
Serve with the extra chipotle ranch sauce and enjoy!