Dinner · Part 2 of 3: Instructions
Simple Garlic Herb Chicken and Roasted Potatoes Dinner Step-by-step instructions

- Prep
- Cook
- Total
- Serves
- 4
Before you start
Before beginning the cooking process, ensure all ingredients are properly washed and prepped. Scrub the baby potatoes thoroughly to remove any dirt, and trim the ends of the green beans. Slice the chicken breast into even portions to ensure consistent cooking times.
Having all items measured and organized on the counter before turning on the oven will make the assembly process seamless and efficient. Verify that the oven racks are positioned in the center to allow for optimal heat circulation during the roasting phase.
Ingredients at a glance (4)
- 2 lbs chicken breast, sliced into portions
- 1 lb baby potatoes, halved
- 1/2 lb green beans, trimmed
- 3 tbsp olive oil with garlic and herbs
Instructions
Preparation and Seasoning
- Prepare and SeasonPreheat the oven to 400°F (200°C). Arrange the sliced chicken breast, halved baby potatoes, and trimmed green beans in a large glass baking dish. Drizzle the garlic herb oil evenly over all the ingredients, tossing gently with tongs to ensure every piece is well-coated with the seasoning blend.Look for The ingredients should look evenly coated and glistening with the oil and herb mixture.Tip Ensure the chicken slices are of similar thickness so they cook at the same rate as the potatoes.
At the end of this phase, all ingredients should be uniformly coated in the garlic herb oil. The chicken and vegetables should be arranged in a single layer in the glass baking dish to facilitate even heat distribution. Ensure that the herbs are well-distributed across the chicken and potatoes. This initial setup is crucial for building the flavor profile and ensuring that every component cooks at the same rate once it enters the hot oven environment.
Roasting
- Roast to PerfectionPlace the baking dish into the preheated oven. Bake for approximately 35 to 40 minutes. Monitor the progress to ensure the potatoes turn golden brown and the green beans become tender but retain a slight crunch. The chicken must reach an internal temperature of 165°F (74°C) to be considered fully cooked.Look for The chicken juice runs clear and the internal temperature reaches 165°F (74°C).Safe temperature 165°F (74°C) internal temperature (poultry)Tip If the chicken finishes before the potatoes, remove the chicken to a plate and continue baking the vegetables.
During this phase, the aroma of roasted garlic and herbs will fill the kitchen. Check the potatoes for a golden color and the chicken for a firm, opaque appearance. The green beans should be tender but still vibrant in color. If the potatoes require more time, remove the chicken to a warm plate and continue roasting the vegetables until they meet the desired level of tenderness, ensuring the chicken remains at a safe temperature until the final serving time.
Final Resting and Serving
- Rest and ServeRemove the baking dish from the oven. Let the chicken rest for at least 5 minutes before serving to allow the juices to redistribute throughout the meat. Use tongs to lift the tender chicken and roasted potatoes onto plates, serving immediately while hot.Look for The chicken meat is juicy and opaque with no pink remaining in the center.Tip Serving immediately ensures the best texture for the roasted vegetables and juicy chicken.
After removing the dish from the oven, the food should be allowed to rest, which is essential for the moisture to redistribute. The chicken should be firm to the touch and the potatoes should have a slightly crisp exterior.
Visually inspect the dish to ensure everything is cooked through. The final result should be a beautiful, cohesive meal that smells savory and inviting, ready to be portioned onto plates and enjoyed while the ingredients are still at their peak temperature.
Common mistakes
A common mistake is overcrowding the baking dish, which causes the ingredients to steam rather than roast. Ensure there is enough space between pieces for the heat to reach all surfaces. Another error is failing to preheat the oven sufficiently, which prevents the potatoes from achieving a golden-brown finish.
Avoid cutting the chicken into pieces that are too small, as they will dry out before the potatoes are tender. Finally, forgetting to let the chicken rest will result in the loss of precious juices.
How to tell it’s done
The chicken is perfectly done when it reaches an internal temperature of 165°F (74°C). Use a meat thermometer inserted into the thickest part of the breast to confirm this temperature. The chicken should appear opaque throughout, and the juices should run clear.
The potatoes are done when they are easily pierced with a fork and possess a golden-brown crust. Resting the meat for at least 5 minutes is a critical step to ensure the chicken remains juicy and flavorful when sliced for serving.
- Poultry: 165°F (74°C) in the thickest part
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)