Slow-Roasted Lamb Shoulder with Oregano and Lemon

Ingredients

• 1.8 kg lamb shoulder, excess fat trimmed
• 2 teaspoons dried oregano
• 1 lemon zested and juiced
• 1 teaspoon salt
• 1/2 teaspoon freshly ground black pepper
• 200 ml reduced-salt chicken stock
• 3-4 cloves garlic crushed