Sheet Pan Chicken and Rainbow Vegetables

Get ready for the easiest, most colorful dinner that’ll make your weeknight feel like a win! This sheet pan chicken recipe combines juicy, perfectly seasoned chicken breast with a gorgeous medley of rainbow vegetables that’ll make your kitchen smell amazing.

The best part? Everything cooks together on one pan, which means minimal cleanup and maximum flavor. The sweet potatoes get tender and caramelized, while the broccoli soaks up all those wonderful Italian seasonings and lemon. And that sprinkle of Parmesan at the end? Pure genius.

Ingredients

For the Protein:

• 1¼ pounds boneless, skinless chicken breasts, cut into bite-size pieces

For the Vegetables:

• 1 medium sweet potato, scrubbed and diced
• 1 small head broccoli, cut into florets
• 1 red bell pepper, cored and cut into ½-inch pieces
• 1 zucchini, halved and sliced
• 1 yellow squash, halved and sliced

For the Seasonings:

• 3 tablespoons extra-virgin olive oil
• 1¼ teaspoons kosher salt
• ¾ teaspoon ground black pepper
• 2½ teaspoons Italian seasoning
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• 1 medium lemon, zested and juiced
• ¼ cup freshly grated Parmesan cheese

Steps

1. Preheat oven to 400°F and line a large rimmed baking sheet with foil. Coat with nonstick spray.
2. Toss sweet potatoes with 1 tablespoon olive oil, ¼ teaspoon salt, and ¼ teaspoon pepper. Spread on sheet pan and bake 10 minutes.
3. Meanwhile, combine chicken and remaining vegetables in a bowl. Add remaining oil, seasonings, lemon zest, and juice. Toss well.
4. Add chicken mixture to partially cooked sweet potatoes, spread evenly.
5. Bake 15-20 minutes more, stirring halfway, until chicken is cooked through and vegetables are tender.
6. Finish with Parmesan cheese and serve hot.

Smart Swaps

• Use butternut squash instead of sweet potato for fewer carbs
• Swap Parmesan for nutritional yeast to make it dairy-free
• Try Italian turkey sausage instead of chicken for a flavor variation

Make It Diabetes-Friendly

• Replace sweet potato with cauliflower (reduces carbs by 15g per serving)
• Cut sweet potato pieces larger (1-inch) to slow glucose absorption
• Serve with a side of mixed greens dressed with olive oil to lower glycemic impact
• Consider eating protein and vegetables first, then sweet potato last

Pro Tips

• Cut vegetables same size for even cooking
• Don’t overcrowd the pan – use two if needed
• Pat chicken dry before seasoning for better browning
• Let pan heat in oven while prepping ingredients