Flavorful Grilled Honey Mustard Chicken

Growing up, chicken was always served one of two ways in our house – plain and baked, or drowning in BBQ sauce. That’s just how mom did it. When I tried suggesting anything different, she’d say “if it’s not broken, don’t fix it.”

But then I discovered honey mustard chicken on the grill, and it completely changed my relationship with this everyday protein. The combination is simple – just honey and mustard with a few basic seasonings – but it adds just the right amount of tang and sweetness without overwhelming the meat. Even my picky kids ask for seconds when this is on the menu.

What Kind of Chicken Should I Use?

For this grilled honey mustard chicken, boneless skinless chicken breasts are the way to go, though you could also use chicken thighs if you prefer darker meat. When shopping, look for breasts that are roughly the same size so they’ll cook evenly on the grill – ideally about 6-8 ounces each. If your chicken breasts are particularly thick, you might want to pound them to an even thickness of about 1/2 inch to help them cook more uniformly. Fresh chicken is great, but if you’re using frozen, just make sure it’s completely thawed in the refrigerator before grilling.

Options for Substitutions

This chicken recipe is pretty adaptable and here’s what you can switch up:

• Whole grain mustard: If you don’t have whole grain mustard, Dijon mustard works great. You can also use yellow mustard, but the flavor will be slightly different and less complex.
• Honey: Maple syrup makes a good substitute for honey, or you can try agave nectar. Just use the same amount as you would honey.
• Lemon juice: Fresh lime juice works just as well, or you can use apple cider vinegar (use half the amount) for that tangy kick.
• Chicken breasts: Feel free to use chicken thighs instead – they’re actually more forgiving on the grill and stay juicy. You can also use chicken tenders, just reduce the cooking time by a few minutes.
• Cayenne and red pepper flakes: If you don’t like heat, you can skip these entirely. Or swap them with black pepper for a milder kick. For a different kind of heat, try a pinch of chipotle powder.
• Fresh garlic: In a pinch, you can use 1/4 teaspoon of garlic powder instead of fresh garlic. It won’t be exactly the same, but it’ll still taste good!

Watch Out for These Mistakes While Grilling

The biggest challenge when grilling honey mustard chicken is preventing the sweet honey glaze from burning – to avoid this, wait until the last 5-10 minutes of cooking to brush on the honey mustard sauce, as honey can quickly go from caramelized to burnt. Another common mistake is not patting the chicken breasts dry before grilling, which prevents good caramelization and can cause the marinade to slide right off – take a minute to thoroughly dry the meat with paper towels first. To ensure even cooking, pound the chicken breasts to an even thickness (about 1/2 inch) before grilling, and always let them rest for 5-10 minutes after cooking to keep the juices from running out when you cut into them. For the best flavor development, try reserving some of the honey mustard sauce before marinating the chicken – this way you’ll have fresh, uncontaminated sauce to brush on during the final minutes of grilling.

What to Serve With Honey Mustard Chicken?

This sweet and tangy chicken pairs really well with simple sides that let the flavorful sauce shine. Rice or roasted potatoes make perfect bases to soak up all that tasty honey mustard sauce – I usually go with brown rice for a nutty flavor or baby potatoes tossed with herbs. A simple green veggie like steamed broccoli or roasted asparagus adds nice color to the plate and balances out the rich sauce. For a complete summer meal, try serving it with a cool cucumber salad or some grilled corn on the cob, which matches the outdoor cooking vibe of the chicken perfectly.

Storage Instructions

Keep Fresh: After grilling, let your honey mustard chicken cool down before storing it in an airtight container in the fridge. It’ll stay good for up to 4 days, making it perfect for meal prep. The flavors actually get even better after a day as they continue to meld together!

Freeze: This chicken freezes really well! Place the cooled pieces in a freezer bag, squeeze out the air, and pop them in the freezer for up to 3 months. I like to freeze individual portions so I can easily grab what I need for quick lunches or dinners.

Warm Up: To enjoy your leftover chicken, gently warm it in the microwave in 30-second intervals until heated through. You can also warm it in a covered skillet over low heat with a splash of water to keep it moist. If using frozen chicken, thaw it overnight in the fridge before reheating.

Preparation Time	30-45 minutes
Cooking Time	12-14 minutes
Total Time	42-59 minutes
Level of Difficulty	Easy

Estimated Nutrition

Estimated nutrition for the whole recipe (without optional ingredients):

• Calories: 1200-1400
• Protein: 100-110 g
• Fat: 20-30 g
• Carbohydrates: 130-150 g

Ingredients

For the honey mustard marinade:

• 1 garlic clove (minced finely)
• 1/2 cup whole grain mustard (I use French’s for consistent texture)
• 1/2 tsp salt
• 1/2 tsp paprika (smoked paprika for extra depth)
• 1/4 tsp crushed red pepper flakes (optional but recommended for subtle heat)
• 1/4 tsp cayenne pepper
• 1/2 cup honey (raw honey adds deeper flavor)
• juice from 1/2 lemon (freshly squeezed preferred)

For the chicken:

• 4 skinless, boneless chicken breasts (about 6-8 oz each, pounded to even thickness)

Step 1: Prepare and Season the Chicken

• 4 skinless, boneless chicken breasts

Pat the chicken breasts dry with paper towels, then place them between two sheets of plastic wrap or parchment paper.

Using a meat mallet or rolling pin, gently pound each breast to an even thickness of about 3/4 inch—this ensures even cooking and prevents dry edges.

Even thickness is crucial for grilling because thinner spots won’t dry out while thicker spots finish cooking.

Step 2: Build the Honey Mustard Marinade

• 1/2 cup whole grain mustard
• 1/2 cup honey
• juice from 1/2 lemon
• 1 garlic clove
• 1/2 tsp paprika
• 1/2 tsp salt
• 1/4 tsp cayenne pepper
• 1/4 tsp crushed red pepper flakes

In a medium bowl, combine the whole grain mustard, honey, minced garlic, paprika, salt, cayenne pepper, and red pepper flakes.

Whisk until the mixture is smooth and well combined, about 30 seconds.

Before you add the chicken, reserve 4 tablespoons of this sauce in a small bowl and set it aside—you’ll use this fresh sauce to finish the chicken after grilling for maximum flavor impact.

I find that reserving sauce before marinating prevents any raw chicken contamination and keeps the finishing sauce bright and vibrant.

Step 3: Marinate the Chicken

• pounded chicken breasts from Step 1
• honey mustard marinade from Step 2

Place the pounded chicken breasts in a shallow dish or large zip-top bag and pour the honey mustard marinade (minus the reserved sauce) over them.

Using your hands or a brush, coat each piece thoroughly, making sure the mustard sauce gets into any crevices.

Cover the dish with plastic wrap or seal the bag, then refrigerate for 30-45 minutes.

This window gives the flavors time to penetrate the chicken without over-marinating, which can make the texture mushy.

I prefer the zip-top bag method because you can shake it halfway through for more even coating.

Step 4: Preheat the Grill and Prepare for Cooking

While the chicken marinates, heat your grill to medium-high heat (around 400°F if you have a thermometer).

Lightly oil the grill grates to prevent sticking—use a paper towel dipped in neutral oil and tongs to wipe the grates.

Let the grill reach full temperature before you add the chicken so it develops a nice caramelized exterior.

Step 5: Grill the Chicken to Perfection

• marinated chicken breasts from Step 3

Remove the chicken from the marinade, letting excess sauce drip back into the dish.

Place the breasts on the hot grill at a slight angle to create attractive crosshatch marks.

Cook for 6-7 minutes on the first side without moving them—this allows a golden crust to form and the chicken to release naturally from the grates.

Flip each breast carefully and grill the second side for another 6-7 minutes until the internal temperature reaches 165°F when measured with a meat thermometer at the thickest part.

The chicken is done when it’s no longer pink inside and the juices run clear.

Step 6: Rest and Finish with Reserved Sauce

• grilled chicken from Step 5
• reserved sauce from Step 2

Transfer the grilled chicken to a clean plate and let it rest for 5 minutes—this allows the juices to redistribute throughout the meat, keeping each bite moist and tender.

While it rests, spoon or brush the reserved sauce from Step 2 generously over the top of each breast.

The residual heat will warm the fresh sauce without cooking it, preserving its bright, vibrant flavors as a delicious finishing touch.