Skillet Chicken with Chickpeas, Tomatoes, and Olives

bone-in chicken thighs

Salt and freshly ground black pepper,

olive oil

small onion, sliced in half rounds

garlic cloves, minced

chickpeas, drained and rinsed

grape tomatoes sliced in half

chicken broth or stock

dried oregano

kalamata olives, pits removed and cut in half

crumbled feta cheese

chopped basil