Whisk together Greek yogurt, olive oil, lemon juice, minced garlic, dried oregano, salt, and black pepper to create marinade
Add chicken to marinade and toss to coat completely
Let chicken marinate for at least 30 minutes, or up to overnight in the fridge
Cut potatoes into pieces and add to a bowl
Add avocado oil and seasonings (salt, black pepper, paprika, garlic powder) to potatoes and mix until combined
Air fry chicken at 385°F for 20 minutes, flipping halfway through
Air fry potatoes at 400°F for 20 minutes in an even layer
Build bowls with a base of cooked rice, couscous, or quinoa
Top with diced cucumbers, chopped tomatoes, red onion, crumbled feta, and Kalamata olives
Add cooked chicken and potatoes to each bowl
Serve with tzatziki sauce
