Chicken and Gravy Sunday Roast Style My Secret to Rich Gravy

Ingredients

• 1 whole chicken (about 3-4 lbs / 1.3-1.8 kg)
• 2 tablespoons (30 ml) olive oil
• 1 teaspoon (5 ml) kosher salt
• ½ teaspoon (2.5 ml) black pepper
• 1 medium yellow onion, quartered
• 2 carrots, roughly chopped
• 2 celery stalks, roughly chopped
• 2 sprigs fresh rosemary
• 2 sprigs fresh thyme
• 4 cloves garlic, smashed
• Optional: 1 Lemon, quartered (for stuffing the chicken)
• 2 tablespoons (30 g) unsalted butter
• 2 tablespoons (16 g) all-purpose flour
• 3 cups (710 ml) chicken broth, low sodium
• ½ cup (120 ml) dry white wine (optional, can substitute with more broth)
• Salt and black pepper to taste
• 1 tablespoon (15ml) chopped fresh parsley (for garnish)