June 15, 2026 · 35 min

Herbed Dijon Chicken with Zucchini and Red Potatoes

Side Dish35 min786 cal / serving

This herbed Dijon chicken recipe brings together tender chicken breasts, a creamy mustard sauce and perfectly cooked vegetables for a satisfying weeknight dinner. The combination of fresh tarragon and parsley adds a bright, aromatic note that complements the tangy Dijon and rich sour cream.

Alongside the chicken, you’ll find golden-brown red potatoes and lightly charred zucchini, all cooked in the same pan for maximum flavor with minimal cleanup. It’s a balanced meal that feels special enough for company but simple enough for any night of the week.


Recipe details

Side Dish35 min786 cal / serving2 servings

Nutrition per serving

Calories786 kcalProtein59.5 gFat39.6 gCarbs42.4 gSugar14.9 gFiber3.4 gSodium967 mg

Dietary labels

Gluten-free: yesLactose-free: noDairy-free: no

Allergen check

Gluten / wheat: not detectedMilk / dairy: containsEgg: not detectedFish: not detectedShellfish: not detectedPeanut: not detectedTree nuts: not detectedSoy: not detectedSesame: not detectedMustard: containsCelery: not detectedSulphites: not detectedLupin: not detectedMolluscs: not detected

Values are calculated per serving from ingredient amounts and the ingredient nutrition reference per 100g. Allergen and diet labels use available ingredient metadata and name matching; always check product labels for strict diets or allergies. Some ingredient amounts or nutrition values were incomplete, so this is marked as a partial estimate.


Ingredients

Chicken Breasts12 ounce Chicken BreastsView ingredient guide
Shallot1 unit ShallotView ingredient guide
Lemon1 unit LemonView ingredient guide
Dijon Mustard1 teaspoon Dijon MustardView ingredient guide
Tarragon0.25 ounce TarragonView ingredient guide
Parsley0.25 ounce ParsleyView ingredient guide
Sour Cream4 tablespoon Sour CreamView ingredient guide
Zucchini1 unit ZucchiniView ingredient guide
Garlic2 clove GarlicView ingredient guide
Baby Red Potatoes10 ounce Baby Red PotatoesView ingredient guide
White Pepper1 pinch White PepperView ingredient guide
Olive Oil2 tablespoon Olive OilView ingredient guide
SaltSaltView ingredient guide
PepperPepperView ingredient guide

Instructions

  1. Wash and dry all produce. Halve the potatoes, then place them in a medium pot with a large pinch of salt and enough water to cover by 1 inch. Bring to a boil, then lower heat and simmer until just tender, about 6 minutes. Drain and set aside.
  2. Meanwhile, peel, halve and finely chop the shallot until you have 1 tablespoon. Chop the tarragon and parsley until you have 1 tablespoon of each. Halve the zucchini lengthwise, then slice crosswise into 1½-inch-long pieces. Using the back of a chef’s knife, smash the garlic cloves, then cut each in half. Halve the lemon and squeeze 1 tablespoon of juice into a small bowl.
  3. Heat 1 tablespoon olive oil in a large pan over medium-high heat. Season the chicken all over with salt and a pinch of white pepper. Add to the pan and sear until browned, about 4 minutes per side. Transfer the chicken to a plate and set aside.
  4. Heat the remaining 1 tablespoon olive oil in another large pan over medium heat. Add the potatoes, cut-side down, along with the garlic. Increase heat to medium-high and cook until the potatoes start to brown, about 2 minutes. Add the zucchini and cook, tossing occasionally, until lightly browned and tender, about 6 minutes. Season with salt and pepper. Remove the pan from heat and stir in half of the chopped tarragon and parsley.
  5. Return the pan with the chicken to medium heat. Add the shallot, stock concentrate, reserved lemon juice and ½ cup water. Cook until the chicken is no longer pink in the center, 4-5 minutes. Transfer the chicken to a plate, keeping the sauce in the pan. Whisk in 1 teaspoon Dijon mustard, then bring the mixture to a boil. Reduce heat to medium and let simmer until the sauce thickens slightly, 2-3 minutes.
  6. Once the sauce has reduced, stir in the remaining tarragon and parsley. Remove the pan from heat and stir in the sour cream. Divide the vegetables and chicken between plates. Spoon the sauce over the chicken and serve.

Recipe Tips

For even cooking, pound the chicken breasts to an even thickness before searing.

If you don’t have white pepper, use black pepper; the flavor will be slightly different but still delicious.

Make sure to drain the potatoes well before adding them to the pan to avoid steaming instead of browning.

FAQ

Can I use dried herbs instead of fresh?

Yes, but the flavor will be less vibrant. Use about 1 teaspoon dried tarragon and 1 teaspoon dried parsley in place of the fresh amounts.

What can I substitute for sour cream?

Greek yogurt or crème fraîche work well as substitutes. For a dairy-free option, use coconut cream or a vegan sour cream.

How do I store leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet or microwave, adding a splash of water to loosen the sauce if needed.

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