Preheat the oven to 400° and line a sheet tray with parchment paper.
Pace chicken thighs on the sheet tray then spread the sausage a potatoes around them as evenly as possible.
In a small bowl, combine oregano, paprika, garlic powder, salt, black pepper, and lemon zest.
Drizzle the avocado oil over the chicken, sausage, and potatoes then sprinkle on the seasoning mixture.
Bake for 40 minutes- until chicken is crispy and potatoes are tender.