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One-Pan Chicken

One-Pan Dijon Mustard Glazed Chicken Breast with Roasted Cauliflower and Broccoli

By PanPotPlates Test KitchenReviewed by PanPotPlates Editorial TeamPublished Apr 24, 2026 · Updated May 12, 2026
American-Inspired 35 mins onepaneasyquickfamily-friendlyhealthylowcarbbudget-friendlyweeknightleftoverstimessaver

Savor a flavorful and nutritious one-pan dinner with tender chicken breasts coated in a tangy Dijon mustard glaze, served alongside oven-roasted cauliflower and broccoli florets. This easy, low-carb recipe is perfect for fast, healthy weeknight dinners and effortless leftovers.

One-Pan Dijon Mustard Glazed Chicken Breast with Roasted Cauliflower and Broccoli
Prep 10 min
Cook 25 min
Total 35 min
Servings 4
Difficulty easy
Cuisine American-Inspired

Recipe Details

Prep10 min
Cook25 min
Total35 min
Servings4
Difficultyeasy
CuisineAmerican-Inspired
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Ingredients

Servings 4
  • 4 boneless, skinless chicken breasts (about 6 oz each)
  • 1 large head cauliflower, cut into bite-sized florets
  • 1 large head broccoli, cut into bite-sized florets
  • 3 tablespoons olive oil, divided
  • 2 tablespoons Dijon mustard
  • 1 tablespoon honey
  • 2 cloves garlic, minced
  • 1 teaspoon smoked paprika
  • 1/2 teaspoon salt, plus more to taste
  • 1/2 teaspoon freshly ground black pepper, plus more to taste
  • 1/4 teaspoon crushed red pepper flakes (optional)
  • Fresh parsley, chopped (for garnish)
  • Lemon wedges (optional, for serving)

Instructions

  1. Preheat the oven to 425°F (220°C). Line a large rimmed baking sheet with parchment paper or aluminum foil for easy cleanup.
  2. In a small bowl, whisk together Dijon mustard, honey, minced garlic, smoked paprika, 1 tablespoon olive oil, salt, black pepper, and crushed red pepper flakes (if using) to create the glaze.
  3. Pat the chicken breasts dry with paper towels and place them in a single layer on the prepared baking sheet.
  4. Brush each chicken breast generously with the Dijon mustard glaze on all sides, reserving any remaining glaze.
  5. In a large bowl, toss the cauliflower and broccoli florets with the remaining 2 tablespoons olive oil, then season with a pinch of salt and pepper.
  6. Arrange the vegetables evenly around the chicken breasts on the baking sheet, avoiding overcrowding to ensure even roasting.
  7. Roast in the preheated oven for 20 minutes.
  8. Remove the baking sheet, brush the chicken breasts with the remaining glaze, and gently toss the vegetables to turn them.
  9. Return the baking sheet to the oven and roast an additional 5 minutes, or until the chicken reaches an internal temperature of 165°F (74°C) and the vegetables are tender with slight caramelization.
  10. Remove from the oven and let the chicken rest for 5 minutes before slicing.
  11. Garnish with chopped fresh parsley and serve warm with lemon wedges, if desired. Enjoy!

Frequently Asked Questions

Reader questions and answers for this recipe will appear here.

Customize this One-Pan Dijon Mustard Glazed Chicken Breast with Roasted Cauliflower and Broccoli recipe with these ingredient swaps to accommodate dietary preferences and taste without compromising ease or flavor:

  • Chicken Breasts: Substitute firm white fish fillets like cod or halibut for a pescatarian option—adjust cooking time accordingly. Skinless chicken thighs or turkey cutlets add variety and protein.
  • Cauliflower & Broccoli: Replace with other sturdy vegetables such as Brussels sprouts, green beans, or asparagus to vary flavors and seasons.
  • Dijon Mustard: Swap with spicy brown mustard or whole-grain mustard for added texture and flavor depth.
  • Honey: Use maple syrup or agave nectar as vegan or dairy-free alternatives maintaining subtle sweetness.
  • Olive Oil: Avocado oil or mild-flavored coconut oil work well as neutral fat alternatives.
  • Smoked Paprika: Substitute with regular paprika or chili powder to adjust smokiness or heat levels.
  • Garlic: Garlic powder or granulated garlic can replace fresh minced garlic for convenience.

These swaps keep the recipe budget-friendly, family-friendly, and ideal for meal prep or leftovers, preserving this hearty, healthy one-pan dinner’s essence.

Pan Or Pot Required

For this recipe, a large rimmed baking sheet (sheet pan) is essential to craft the perfect one-pan meal. Select a sturdy sheet pan with ample surface area to comfortably fit 4 boneless, skinless chicken breasts alongside bite-sized cauliflower and broccoli florets without overcrowding. Proper spacing promotes even heat circulation, resulting in excellent roasting and caramelization.

Lining your baking sheet with parchment paper or aluminum foil simplifies cleanup. The rimmed edges also catch juices and glaze drippings during cooking, preventing oven messes.

This cookware is ideal within the Sheet Pan Dinners category and supports your goals for quick, easy, family-friendly, healthy, budget-conscious, low-carb, and flavorful weeknight meals by preparing protein and vegetables simultaneously with minimal cleanup and maximum flavor.

Cookware Size Guidance

Choosing the right cookware size is vital for the best results with this One-Pan Dijon Mustard Glazed Chicken Breast with Roasted Cauliflower and Broccoli recipe.

Recommended Cookware: A large rimmed baking sheet or roasting pan approximately 15 x 10 inches (38 x 25 cm) or larger works best. This ensures enough space for 4 boneless skinless chicken breasts plus a large head each of cauliflower and broccoli cut into florets without overcrowding.

Why This Size? Adequate space allows hot air to circulate evenly around ingredients, promoting caramelization and avoiding steaming. Overcrowding can cause uneven cooking and soggy vegetables.

Material and Features: Use a sturdy rimmed baking sheet or roasting pan, ideally non-stick or lined with parchment or foil for easy cleanup. Good heat conduction will provide a golden crust on the chicken and beautifully browned vegetable edges.

Alternatives: Using a smaller pan? Roast chicken and vegetables in batches to maintain quality. Avoid deep pans or pots that trap steam, as roasting's dry heat is key to achieving the best textures and flavors.

Cookware Swap Guidance

This recipe is crafted as a one-pan chicken meal using a single baking sheet. Suitable cookware alternatives consistent with PanPotPlates style include:

  • Rimmed Baking Sheet or Sheet Pan: Best for even roasting. If unavailable, a large roasting pan or sturdy rimmed cookie sheet can work—ensure good airflow for proper browning.
  • Casserole Dish: Oven-safe glass or ceramic casseroles make a good substitute. Though vegetables may be less crisp due to higher sides, the meal still roasts evenly and is contained.
  • Oven-Safe Skillet (Cast Iron or Stainless Steel): A large oven-safe skillet lets you sear chicken on the stovetop before oven roasting, adding extra flavor and texture. This variation creates a satisfying skillet meal.

Avoid non-oven-safe pans, slow cookers, or Instant Pots, as dry heat roasting is essential to develop caramelization and desired textures in this recipe.

Choosing the right pan keeps this dish aligned with onepan, easy, quick, family-friendly, and healthy tags—ensuring simple preparation and cleanup without sacrificing flavor or nutrition.

Leftovers Quality

This One-Pan Dijon Mustard Glazed Chicken Breast with Roasted Cauliflower and Broccoli keeps well as leftovers, making it perfect for meal prep and easy reheating throughout the week. Store leftovers in an airtight container in the refrigerator within 2 hours of cooking. For best taste and texture, consume within 3-4 days.

To reheat, warm gently in a preheated oven at 350°F (175°C) for 10-15 minutes until heated through, preserving the glaze’s tanginess and the vegetables’ caramelized edges. Alternatively, microwave covered for 1-2 minutes, stirring halfway, though vegetables may soften.

This dish also freezes well for up to 2 months. Allow to cool completely before storing in freezer-safe airtight containers or heavy-duty freezer bags labeled with the date. Thaw overnight in the refrigerator and reheat in the oven for best texture. Avoid refreezing to maintain quality of this low-carb, budget-friendly meal.

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