Brian Lagerstrom

The One Pan Dinner I Wish I Knew Sooner

15 August 2026 · 19:05 watch

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Discover how to lift the classic Greek chicken and potato tray bake. Chef Brian Lagerstrom reveals key techniques for crisping skin, melting collagen, and creating an emulsified pan sauce reduction.

Key takeaways

  • Air-dry salted chicken thighs in the fridge to ensure crispy skin and deeply seasoned meat.
  • Cook bone-in thighs to an internal temperature of 185-190°F (85-88°C) to break down tough collagen.
  • Pour chicken stock directly into the roasting pan to steam-braise the potatoes while the chicken roasts above them.
  • Deglaze the roasting pan with stock and emulsify with Dijon mustard for a glossy, concentrated reduction sauce.

The one-pan chicken and potato roast is a tavern classic, but executing it to a professional standard requires precise moisture management. Brian Lagerstrom demonstrates a refined technique that solves the classic dilemma of soggy skin and dry meat, transforming a simple Greek-style tray bake into a dish worthy of a busy mid-week service or high-volume catering prep. By decoupling the seasoning, marinating, and roasting phases, chefs can achieve intensely seasoned, tender meat paired with potatoes that have absorbed both the chicken fat and a rich lemon-herb flavour.

The Science of Skin and Moisture Control

The foundational step of this recipe relies on dry-salting bone-in, skin-on chicken thighs and leaving them uncovered in the refrigerator. This brief air-drying process draws surface moisture out of the skin, facilitating superior rendering and a crisp finish during the bake. For chicken thighs, Lagerstrom advocates cooking to an internal temperature of 185–190°F (85–88°C) rather than the standard 165°F (74°C). The higher temperature is essential for breaking down tough connective tissue and melting collagen, resulting in incredibly juicy and pull-apart tender meat.

Starch Selection and Liquid Ratios

Potato selection is critical for capturing the roasting juices without turning to mush. Using high-starch Russet potatoes cut into substantial wedges provides the ideal structure. The potatoes are tossed in an emulsified marinade of olive oil, fresh lemon juice, garlic, oregano, and thyme. Crucially, chicken stock is added directly to the bottom of the roasting pan. This liquid creates a steam-braising environment for the potatoes beneath the chicken, allowing them to absorb savoury elements while the exposed chicken skin roasts and crisps on top.

The Professional Finish: A Quick Pan Reduction

Instead of serving the pan juices as-is, which can often be greasy and loose, Lagerstrom introduces a smart service-line technique. After resting the cooked chicken and potatoes, the roasting pan is deglazed with additional chicken stock. This liquid is transferred to a saucepan, whisked with a touch of Dijon mustard to act as an emulsifier, and rapidly reduced. This creates a glossy, concentrated pan sauce that coats the back of a spoon, providing a high-impact, acidic punch that cuts through the rich chicken fat.

Questions from the pass

Frequently asked questions

Why should chicken thighs be cooked to 185-190°F instead of 165°F?

Bone-in chicken thighs contain a high amount of connective tissue and collagen. Cooking them to 185–190°F (85–88°C) allows this collagen to fully break down into gelatin, resulting in a much juicier and more tender texture than if they were stopped at the standard safe temperature of 165°F (74°C).

What is the purpose of letting the seasoned chicken air-dry in the fridge?

Air-drying the chicken thighs uncovered in the refrigerator allows the salt to penetrate deep into the meat while evaporating surface moisture. This dry surface is crucial for achieving crispy, beautifully browned skin during roasting, preventing the skin from steaming and becoming rubbery.

Why use Russet potatoes instead of waxy potato varieties for this tray bake?

Russet potatoes are high in starch, which allows them to absorb the chicken stock, fat, and acidic lemon marinade like a sponge. While waxy potatoes hold their shape well, they do not absorb the flavourful pan juices nearly as effectively, leading to a less cohesive dish.

How does Dijon mustard function in the final pan sauce reduction?

Dijon mustard acts as a natural emulsifier in the reduction. It contains compounds that help bind the rendered chicken fat with the acidic lemon juice and chicken stock, creating a smooth, glossy sauce that resists splitting and clings perfectly to the meat and potatoes.

Original video by Brian Lagerstrom . This overview is written independently by The Chef's Circle editorial desk — watch the original on YouTube.

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