Cut the chicken in half lengthwise so you have 4 smaller cutlets. Generously season them with salt & pepper and coat them in the flour.: The aroma of seasoned chicken meeting hot oil is immediate and mouthwatering, and you should hear a soft sizzle as the meat touches the pan. This initial sear is where flavor begins, because the dry surface of the flour browns into tiny crunchy bits that later flavor the sauce. If you skip seasoning now, the interior will taste bland, so be generous with salt and pepper . A common mistake is overcrowding the pan, which causes steaming instead of browning, so cook in batches if needed.
Add the olive oil and 1 tbsp of the butter to a skillet over medium-high heat. Once the pan is hot, sauté the chicken for 4-5 minutes/side or until it’s nice and golden. Take the chicken out of the pan and set it aside.: You will see a deep golden color form and hear a steady, energetic sizzle as the crust develops, releasing an inviting toasted aroma. This color signals the Maillard reaction, key for savory depth. Remove the chicken when the edges look caramelized and the center is opaque to prevent drying. A frequent error is flipping too often; let the surface develop before turning for the best crust.
Reduce the heat to medium (or even med-low if using cast iron), and add the rest of the butter to the pan. Let it melt and then add the garlic cloves. Cook them for 3-4 minutes, stirring often, until they’re lightly browned on the outside.: As the butter melts, it will foam and take on a faintly nutty scent; when you add the whole head garlic cloves peeled , the pan fills with a sweet roasted garlic perfume. Stirring helps the cloves brown evenly without burning. If garlic browns too quickly and turns bitter, lower the heat immediately. Avoid leaving the garlic unattended, because it can go from golden to charred in seconds.
Add the chicken broth, lemon juice, and garlic powder to the pan. Let it bubble for around 4 minutes or until the liquid is noticeably reduced.: The sizzling will shift to a gentle bubbling as the liquid hits the hot pan, and you will see browned bits loosen from the bottom, releasing concentrated savory flavor into the sauce. Reduction concentrates taste and helps the sauce thicken naturally when cream is added. A common pitfall is adding cream too soon, which keeps the sauce thin, so be patient and reduce properly.
Stir in the cream and add the chicken back into the pan. Let it cook for another 5 minutes or so, until the sauce is reduced and the chicken is cooked through. Serve with freshly chopped parsley if you wish.: When the heavy/whipping cream joins the pan, the texture will transform into a glossy, velvety sauce, and the scent of garlic and butter will become richer and rounder. Return the chicken to warm through and nestle in the sauce so each piece is coated. Watch for a gentle simmer rather than a boil to avoid breaking the cream. The most common mistake here is overheating, which can cause separation or a curdled texture, so keep the heat low and stir occasionally. Serve with a sprinkle of Parsley chopped (optional) for color and freshness if you like.