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Dinner · Part 2 of 3: Instructions

Sheet Pan Garlic Butter Chicken and Potatoes for an Easy Dinner Step-by-step instructions

A golden roasted chicken breast and baby potatoes on a sheet pan with herbs
Prep
Cook
Total
Serves
4
Includes 5 min resting

Before you start

Before beginning the cooking process, ensure all ingredients are properly cleaned and prepared. Halve the baby potatoes into uniform pieces and pat the chicken breasts dry with paper towels.

Have the butter melted and the garlic finely minced to ensure the assembly process is quick and efficient. Preheat the oven to the required temperature and ensure the oven rack is positioned in the center to provide the most consistent heat distribution for roasting.

Ingredients at a glance (5)
  • 4 pieces chicken breasts, boneless and skinless
  • 1.5 lbs baby potatoes, halved
  • 4 tbsp unsalted butter, melted
  • 3 cloves garlic, minced
  • 1 tbsp fresh herbs, such as parsley or thyme, chopped

Instructions

Preparation and assembly

  1. Prepare the ingredients
    Preheat the oven to 400°F (200°C). Wash the potatoes thoroughly and cut them into halves. Ensure the chicken breasts are patted dry with paper towels to facilitate better roasting. Arrange the chicken and halved potatoes in a single layer on the large aluminum sheet pan, ensuring they are not overcrowded to allow for even heat circulation during the roasting process.
    Look for Potatoes are halved and chicken is dry
    Tip Dry chicken skin or surface helps achieve a better golden color during roasting.

At the end of this phase, the chicken and potatoes are neatly arranged on the sheet pan, and the oven is preheated. Ensure the ingredients are not touching each other too closely to allow for proper airflow. The garlic butter is mixed and ready to be applied, and the kitchen should be prepared for the roasting phase to begin immediately.

Seasoning with garlic butter

  1. Make the garlic butter
    In a small mixing bowl, combine the melted butter, minced garlic, and chopped fresh herbs. Whisk the mixture until the ingredients are thoroughly incorporated. Drizzle the prepared garlic butter evenly over the chicken breasts and the potatoes on the sheet pan, using a brush or spoon to ensure every piece is well coated for maximum flavor penetration.
    Look for Butter is melted and herbs are evenly distributed
    Tip Mixing the herbs into the butter ensures they coat the ingredients more uniformly than sprinkling them directly.

After applying the garlic butter, the ingredients should be evenly coated, smelling fragrant of garlic and fresh herbs. The butter should be distributed across every surface of the chicken and potatoes.

Verify that the seasoning is applied uniformly, and ensure no dry spots remain on the potatoes before sliding the pan into the oven for the roasting process.

Roasting and resting

  1. Roast and serve
    Place the sheet pan in the preheated oven and roast for 35 to 40 minutes. The chicken is cooked when it reaches an internal temperature of 165°F (74°C). Remove the pan from the oven and let the chicken rest for at least 5 minutes before slicing. This resting period allows the juices to redistribute throughout the meat, ensuring each bite is tender and succulent when served warm.
    Look for Chicken is golden and reaches 165°F
    Safe temperature 165°F (74°C) internal temperature (poultry)
    Tip Use a meat thermometer inserted into the thickest part of the breast to confirm it is fully cooked.

When the roasting is complete, the kitchen will be filled with a savory aroma. The chicken will look golden and glistening, and the potatoes should be tender. Check that the chicken has reached 165°F (74°C) using a thermometer. Allow the meat to rest on a cutting board or warm plate for 5 minutes to ensure the juices redistribute before you proceed to serve.

Common mistakes

A common mistake is overcrowding the sheet pan, which traps moisture and prevents the chicken and potatoes from browning properly. Always arrange ingredients in a single, spaced layer.

Another error is failing to dry the chicken adequately before seasoning, which hinders the development of a golden crust. Finally, neglecting to let the chicken rest for at least 5 minutes before slicing will cause the flavorful juices to escape, resulting in drier meat.

How to tell it’s done

The chicken is done when it reaches a safe internal temperature of 165°F (74°C). Use an instant-read thermometer inserted into the thickest part of the breast to confirm this.

The potatoes should be fork-tender, meaning a fork slides into the center with no resistance. If the chicken reaches temperature before the potatoes are soft, remove the chicken to a plate and return the potatoes to the oven for a few additional minutes.

  • Poultry: 165°F (74°C) in the thickest part

Coming up in Part 3: common questions

  • Can other vegetables be added to this sheet pan?
  • How can the chicken be kept from drying out?
  • Is it possible to use chicken thighs instead of breasts?

Also in Part 3: variations (Lemon Garlic Chicken, Spicy Garlic Chicken), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)