Peel and cut the russet potatoes into 1-inch chunks—this size ensures they cook evenly alongside the chicken. Bring a pot of salted water to a boil and add the potatoes, cooking for exactly 6 minutes. This partial cooking step is crucial for a freezer meal because it jump-starts the cooking process and ensures the potatoes will be tender when you eventually bake the dish, preventing undercooked, hard centers. Drain the potatoes well and spread them on a clean kitchen towel or paper towels to cool completely—this prevents excess moisture from diluting your marinade and affecting the freezing process.

While potatoes cool, pat the chicken breasts dry with paper towels and cut them into bite-sized pieces or leave them whole depending on your preference—smaller pieces freeze and thaw more evenly. In a large bowl, whisk together the olive oil, freshly squeezed lemon juice, salt, dried oregano, garlic powder, and dried dill until well combined. I like to make the marinade in a bowl large enough to hold all your ingredients because it makes coating everything easier and more efficient. The acidity from fresh lemon juice is key here—it helps preserve the chicken during freezing and will brighten the final dish.

Add the cooled potatoes and prepared chicken to the bowl with the marinade and toss everything together until all pieces are evenly coated. Make sure every piece of chicken and potato is touched by the marinade—this is where the flavor comes from and it protects the meat during freezing. Transfer the entire mixture into freezer-safe bags or containers, pressing out as much air as possible to prevent freezer burn. Label with the date and contents, then freeze until ready to cook—this meal will keep well for up to 3 months.

When ready to cook, transfer the frozen meal to the refrigerator and thaw completely overnight or for at least 8 hours. This slow thaw ensures even cooking and food safety. Preheat your oven to 400°F about 15 minutes before baking. Spread the thawed chicken and potatoes on a single layer of a large baking sheet or roasting pan, arranging them in a relatively even layer so heat circulates properly around each piece.

Place the baking sheet in the preheated 400°F oven and bake for 20-25 minutes, stirring occasionally for even browning. The chicken is done when it reaches an internal temperature of 165°F when measured with a meat thermometer at the thickest part. The potatoes should be golden and tender at this point. If the chicken is cooked through but the potatoes need more time, you can tent the pan loosely with foil and continue baking a few minutes longer.

Switch your oven to broil and place the pan under the broiler for 3-5 minutes, watching carefully to prevent burning. This quick broil step adds a nice caramelized, golden finish to the chicken and potatoes. Remove from the oven immediately and top generously with freshly chopped parsley just before serving—the fresh herb brightens the dish and provides a nice color contrast against the golden chicken.