Wash the potatoes and pat dry. Place in a large bowl along with onion slices and toss with several tablespoons of olive oil. Sprinkle liberally with salt and pepper. Crush the leaves of several sprigs of oregano and sprinkle over potatoes. Toss and place in roasting pan.
Pat the chicken dry with a paper towel and place in roasting pan. Rub with olive oil, pour lemon juice on top and season with salt and pepper. Sprinkle garlic over chicken and potatoes. Place lemon slices on chicken in in rosting pan with potatoes.
Bake at 380F for about 15-20 minutes per pound of chicken. Move potaotes and onion around in the pan halfway through baking.
Video
Notes
I love serving this dish with a spicey tomato orzo and a traditional greek salad.