Sheet Pan Moo Goo Gai Pan Chicken: One-Pan Weeknight Dinner Step-by-step instructions

Before you start

Before you start, heat the oven to 425°F (220°C) and line a large sheet pan with parchment paper. This ensures easy cleanup and prevents sticking. Wash and cut the chicken into 1-inch chunks, slice the mushrooms thickly, cut the broccoli into florets, and slice the carrots into coins.

Have the garlic ginger sauce, sesame seeds, and sliced green onions measured and ready. If using a store-bought sauce, give it a good shake or stir before measuring. Arrange the chicken and vegetables on the pan in a single layer so they roast evenly.

Instructions

Phase 1: Prep and Assemble

1. 1Prepare the Pan and Vegetables
   Heat the oven to 425°F (220°C). Line a sheet pan with parchment paper. Spread the chicken chunks and sliced mushrooms evenly over the pan in one layer. Add the broccoli florets and carrot coins, arranging them so everything is in a single, even layer.
   Look for The pan is filled edge to edge with chicken and vegetables in one layer.
   Tip Cut the chicken and vegetables into similar-sized pieces so they cook evenly.
2. 2Drizzle with Sauce
   Drizzle the garlic ginger sauce evenly over the chicken and vegetables. Use a spatula or your hands (with clean hands) to toss everything gently, coating each piece with the sauce.
   Look for The sauce glistens on the chicken and vegetables.
   Tip If the sauce is thick, warm it slightly to make it easier to drizzle.
3. 3Sprinkle with Sesame and Green Onions
   Sprinkle the sesame seeds and sliced green onions evenly over the pan.
   Look for Sesame seeds and green onions are scattered over the top.
   Tip Reserve a few green onions for garnish after baking if desired.

At the end of this phase, the sheet pan is filled with a colorful, even layer of raw chicken, mushrooms, broccoli, and carrots, all glistening with the garlic-ginger sauce. The sesame seeds and green onions are scattered on top, adding specks of white and green. The pan looks fresh and inviting, with no bare spots or overcrowding. The chicken and vegetables are evenly coated, and the sauce has not pooled excessively. The oven is preheated and ready, and you are set to slide the pan in.

Phase 2: Roast

4. 4Bake Until Chicken is Cooked Through
   Place the sheet pan in the oven and bake for 20 to 25 minutes, or until the chicken is cooked through and reaches an internal temperature of 165°F (74°C). The mushrooms should be golden and the vegetables tender-crisp.
   Look for The chicken is no longer pink and the mushrooms are golden brown.
   Safe temperature 165°F (74°C) internal temperature (poultry)
   Tip If the pan seems dry, add a splash of water or extra sauce halfway through.
5. 5Check for Doneness
   Remove the pan from the oven and check that the chicken is fully cooked. Use an instant-read thermometer to verify the thickest piece reaches 165°F (74°C). The vegetables should be fork-tender but still have a slight bite.
   Look for The chicken is opaque and juicy, and the vegetables are tender.
   Safe temperature 165°F (74°C) internal temperature (poultry)
   Tip If the chicken needs more time, return the pan to the oven for a few more minutes.

After about 20 to 25 minutes, the pan emerges from the oven with a tantalizing aroma of garlic, ginger, and toasted sesame. The chicken is golden brown and cooked through, the mushrooms have shrunk slightly and taken on a deep, caramelized hue, and the broccoli and carrots are tender but still vibrant.

The sauce has thickened into a glossy glaze that clings to each piece. The edges of the vegetables may have a few charred spots, which add flavor. The chicken registers 165°F (74°C) on a thermometer.

Phase 3: Serve

6. 6Serve Immediately
   Using a metal spatula, lift portions of the chicken and vegetables onto plates or a serving platter. Spoon any pan juices over the top. Serve hot.
   Look for The dish is glossy and fragrant with garlic, ginger, and sesame.
   Tip Pair with steamed rice or noodles to soak up the sauce.

As you lift portions with a spatula, the chicken and vegetables hold their shape, glistening with the savory sauce. The green onions and sesame seeds are visible on every piece, adding a fresh, nutty crunch. The dish is piping hot and fragrant. The pan is mostly clean, with only a thin layer of sauce left behind. The serving platter is filled with a colorful, appetizing mound of chicken and vegetables, ready to be enjoyed with rice or noodles.

Common mistakes

One common mistake is overcrowding the pan. If the chicken and vegetables are piled on top of each other, they will steam rather than roast, resulting in soggy textures and pale colors. Use a large sheet pan and spread everything in a single layer.

Another mistake is using too much sauce, which can make the dish watery. The sauce should lightly coat the ingredients, not drown them. Finally, avoid overcooking the vegetables. Check the pan a few minutes before the suggested time; the broccoli should remain bright green and crisp-tender, not mushy.

How to tell it’s done

The dish is done when the chicken is cooked through and reaches an internal temperature of 165°F (74°C) on an instant-read thermometer inserted into the thickest piece. The chicken should be opaque throughout with no pink remaining.

The mushrooms will be golden brown and have released their liquid, which will have evaporated, leaving a concentrated flavor. The broccoli and carrots should be tender-crisp, meaning they are easily pierced with a fork but still have a slight bite. The sauce should be reduced and glossy, coating the ingredients rather than pooling in the pan.

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