Preheat your oven to 450°.
In a measuring cup or bowl mix together olive oil, lemon juice, and minced garlic and set aside.
In a large casserole dish add in chicken.
Nestle in baby potatoes in between each piece of chicken.
Add the thinly sliced onion on top.
Pour lemony oil mixture on top.
Add a generous amount of salt, pepper, and paprika.
Cover with foil and then bake for 40 minutes.
Remove the foil and bake uncovered for 15 minutes, and broil for the last few minutes until the top gets nice and crispy.
Don't forget to spoon some of the garlic lemon oil mixture on top of each piece when serving