This one-pan chicken breast with zucchini and mushrooms is a weeknight lifesaver: juicy, golden-brown chicken nestled among tender zucchini and earthy mushrooms in a light garlic-herb pan sauce. It comes together in about 30 minutes, uses simple ingredients, and delivers big flavor without heavy cream or complicated steps. The key is searing the chicken first, then building the sauce in the same skillet so every vegetable soaks up the savory drippings.
Ingredients
- 4 boneless, skinless chicken breasts (about 1.5 lb / 680 g total), pounded to even thickness
- 1 tsp salt, plus more for seasoning
- 1/2 tsp black pepper, plus more for seasoning
- 1 tsp paprika (optional, for color and mild smokiness)
- 2 tbsp (30 ml) olive oil, divided
- 2 medium zucchini (about 12 oz / 340 g), sliced into 1/2-inch (1.25 cm) half-moons
- 8 oz (225 g) cremini or white mushrooms, sliced
- 3 cloves garlic, minced
- 1/2 cup (120 ml) low-sodium chicken broth
- 1 tbsp (15 ml) fresh lemon juice (about half a lemon)
- 1 tsp dried thyme (or 1 tbsp fresh thyme leaves)
- 2 tbsp (8 g) fresh parsley, chopped, for garnish
Instructions
- Pat the chicken breasts dry with paper towels. If they are thicker than 1 inch (2.5 cm), place them between plastic wrap and gently pound to an even 1-inch thickness. Season both sides with salt, pepper, and paprika if using.
- Heat 1 tablespoon (15 ml) of olive oil in a large (12-inch / 30 cm) skillet over medium-high heat until shimmering. Add the chicken breasts in a single layer (work in batches if needed to avoid crowding). Cook for 5–6 minutes per side, until golden brown and the internal temperature reaches 165°F (74°C) as measured with a food thermometer (USDA FSIS safe minimum). Transfer the chicken to a plate and cover loosely with foil.
- Reduce the heat to medium. Add the remaining 1 tablespoon (15 ml) olive oil to the same skillet. Add the zucchini and mushrooms. Cook, stirring occasionally, for 5–7 minutes, until the vegetables are softened and lightly browned. Season with a pinch of salt and pepper.
- Add the minced garlic and cook for 30 seconds until fragrant. Pour in the chicken broth and lemon juice, scraping up any browned bits from the bottom of the skillet with a wooden spoon. Stir in the dried thyme.
- Return the chicken breasts to the skillet, nestling them into the vegetables. Spoon some of the sauce over the top. Let everything simmer together for 2–3 minutes, until the sauce slightly thickens and the chicken is heated through.
- Garnish with fresh parsley and serve immediately.
Tips
- Don’t skip pounding the chicken. Even thickness ensures the breasts cook evenly without drying out. If you skip this, the thinner end will overcook while the thick end is still raw.
- Use a hot skillet. If the pan isn’t hot enough, the chicken will steam instead of sear, and you’ll lose that golden crust. Wait until the oil shimmers before adding the meat.
- Don’t overcrowd the pan. If you add too many vegetables at once, they release water and steam instead of browning. Cook in two batches if your skillet is small.
- Substitutions: Swap zucchini for yellow squash, mushrooms for bell peppers, or chicken broth for white wine (add 1/2 cup / 120 ml and let it reduce by half). Use fresh thyme instead of dried, but add it in the last 2 minutes of cooking.
Serving Suggestions
Serve this chicken and vegetable skillet over steamed rice, quinoa, or egg noodles to soak up the pan sauce. It also pairs well with crusty bread for dipping, or alongside a simple green salad with a lemon vinaigrette. For a low-carb option, serve with cauliflower rice or roasted potatoes.
Variations
- Creamy version: After adding the broth, stir in 1/4 cup (60 ml) heavy cream or half-and-half and simmer for 2 minutes until thickened.
- Cheesy topping: Sprinkle 1/2 cup (50 g) shredded mozzarella or Parmesan over the chicken during the last minute of simmering, then cover the skillet until melted.
- Add protein: For extra heartiness, add 1 cup (150 g) cooked chickpeas or white beans along with the vegetables.
- Spice it up: Add 1/2 teaspoon red pepper flakes or a diced jalapeño with the garlic for heat.
- Fresh herbs: Use basil or oregano instead of thyme for a different flavor profile.
Storage and Reheating
Refrigerate leftovers in an airtight container within 2 hours of cooking. They will keep for 3–4 days. To reheat, place in a covered skillet over medium-low heat with a splash of broth or water, stirring occasionally, until warmed through to 165°F (74°C) for leftovers. You can also microwave individual portions in 30-second bursts, stirring in between. The zucchini may soften further upon reheating but will still be delicious. Freezing is possible for up to 3 months, but the zucchini will become quite soft after thawing; thaw overnight in the refrigerator before reheating.
Frequently Asked Questions
Can I use chicken thighs instead? Yes, boneless skinless thighs work great. They are more forgiving and stay juicy, but they take slightly longer to cook—about 7–8 minutes per side. Always check for 165°F (74°C) internal temperature.
How do I prevent the chicken from drying out? The two biggest factors are not overcooking and not crowding the pan. Use a meat thermometer and pull the chicken at 165°F (74°C) exactly. Also, let the chicken rest for 5 minutes before slicing to allow juices to redistribute.
Can I make this dairy-free? Absolutely—this recipe is already dairy-free as written. Just use olive oil and chicken broth, and skip any cream or cheese variations.
What if I don’t have chicken broth? You can substitute water mixed with 1/2 teaspoon of bouillon paste, or use dry white wine (add 1/2 cup / 120 ml and let it reduce for 2 minutes). If using wine, skip the lemon juice to balance acidity.
Can I add other vegetables? Yes, this is very adaptable. Add sliced bell peppers, cherry tomatoes, or spinach in the last few minutes of cooking. Just keep the total vegetable amount similar so the pan doesn’t get overcrowded.
How do I get a nice golden sear on the chicken? Pat the chicken very dry before seasoning, use a hot pan with enough oil, and don’t move the chicken for the first 4–5 minutes. It will release easily when properly browned.
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Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes
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