Lemon garlic baked chicken thighs are the kind of recipe that earns a permanent spot in your rotation. A quick sear builds a golden crust, the pan sauce comes together in minutes, and the whole thing is impressive enough for company without the effort to match. One pan, fast cleanup. Dinner doesn't get any easier.
Heat skillet with olive oil. Saute seasoned chicken until browned on each side about 3 minutes. Remove to a plate.
1 Tablespoon olive oil
To the skillet, add the butter. Once shimmering, saute the onions over medium-high heat until golden, about 3 minutes. Stir in the minced garlic. Add 2 T flour. Cook 2 minutes.
1 Tablespoon unsalted butter, 1/2 cup chopped yellow onion, 2 teaspoons garlic, 2 T flour
Whisk in the chicken broth and the lemon juice / zest, followed by the Dijon mustard. Rapidly stir till thickened over medium heat, about 2 minutes. Pour in 1 cup milk, mixing until creamy and bubbling. Taste and correct for seasoning as needed.
1 cup chicken broth, 1/2 lemon, 1 T spicy Dijon mustard, 1 cup milk
Nestle the browned chicken in the pan and spoon over the sauce.
If using the spinach, sprinkle over the chicken the last 5 minutes of cooking. Cover the pan and finish baking until a thermometer placed in the thickest part of the chicken reads 165° and the spinach is wilted.