Lemon Rosemary Chicken Thighs

Name: Lemon Rosemary Chicken Thighs
Prep time: 5 min
Cook time: 30 min
Total time: 35 min
Cuisine: American
Ingredients: 4 springs fresh rosemary; 1 lemon (cut in half); 28 ounces boneless skinless chicken thighs; 1 teaspoon fine salt; ⅛ teaspoon black pepper (or to taste); 1 small onion (thinly sliced); 1 garlic clove (pressed); 1 tablespoon olive oil; 1 tablespoon honey; ½ cup chicken stock (see note 1)