Preheat Oven to 375°F. Line a baking dish with parchment paper.
Pat chicken dry with paper towels.
In a bowl, mix together brown sugar, olive oil, garlic, paprika, oregano, salt, pepper, and red pepper flakes (optional).
Rub marinade all over the chicken. Let sit for 30 mins - 1 hour if possible.
Bake for 20-25 minutes until the internal temperature reaches 165°F.
Let chicken rest 5 minutes before slicing and serving. Enjoy!