Straight From London: The Ivy's Slow-Roasted Pork Belly

Ingredients

• 4 1/2 pounds trimmed pork belly
• 1 teaspoon salt
• 1 teaspoon granulated sugar
• juice of 1 lemon
• 1 Orange
• splash light soy sauce
• 2 tablespoons chopped marjoram
• 30 pearl or button onions (if you can't find these use 18 small shallots)
• 1 tablespoon sunflower oil
• 3 1/2 ounces smoked bacon lardons
• 1 1/4 cups chicken stock
• Scant 1 2/3 cups frozen peas
• 2 tablespoons unsalted butter
• sea salt and freshly ground black pepper
• Roasted baby carrots