Go Back
+ servings
Buttermilk roast chicken in a dish of potatoes and sweet potatoes
Print Pin
1 from 1 vote

Buttermilk Roast Chicken

Louisa Clements
Buttermilk roast chicken is a simple recipe for the most tender, juicy roast chicken with dark, crispy skin. Marinate overnight in a mixture of buttermilk, herbs, garlic, salt and pepper for a juicy and tender roast chicken. 
Prep Time10 minutes
Cook Time1 hour 40 minutes
Marinating time8 hours
Total Time9 hours 50 minutes
Servings 4 servings


  • 1 whole roasting chicken
  • 1 cup buttermilk
  • 1 tbsp + 1/4 tsp salt, divided
  • 2 smashed cloves of garlic
  • 5 sage leaves, you can also use 5 sprigs of thyme or 2 sprigs of rosemary
  • 1 tsp whole peppercorns
  • 2 tbsp olive oil
  • 2 yellow potatoes, cut into 1 1/2" pieces
  • 2 medium sweet potatoes, cut into 1 1/2" pieces
  • 1 yellow onion, chopped


  • In a measuring cup, whisk buttermilk with 1 tbsp salt, garlic, herbs and peppercorns.
  • Place chicken in large, resealable freezer bag, add and marinade, ensuring the chicken is evenly coated. Seal bag, and refrigerate for 8-24 hours.
  • Preheat oven to 425F.
  • In a roasting pan, toss potatoes and onion with olive oil and remaining 1/4 tsp salt.
  • Remove chicken from the bag, discard excess marinade. Place chicken on top of vegetables, roast at 425F for 30 minutes. Reduce temperature to 400F and continue roasting for another 30-40 minutes or until the thickest part of the chicken reaches 165F and juices run clear. If chicken is browning too much, cover with foil and continue roasting.
Tried this recipe?Mention @LivingLou or tag #LivingLou!
Nutrition Facts
Buttermilk Roast Chicken
Amount Per Serving
Calories 590 Calories from Fat 324
% Daily Value*
Fat 36g55%
Saturated Fat 9g56%
Cholesterol 143mg48%
Sodium 500mg22%
Potassium 985mg28%
Carbohydrates 27g9%
Fiber 5g21%
Sugar 4g4%
Protein 39g78%
Vitamin A 9488IU190%
Vitamin C 16mg19%
Calcium 77mg8%
Iron 5mg28%
* Percent Daily Values are based on a 2000 calorie diet. Nutrition information is an estimate and is provided for informational purposes only. If you have any specific dietary concerns, please consult with your healthcare practitioner.