Roast Leg Of Lamb With Spring Onions And Mint

Ingredients

• one 4-pound semi-boneless leg of lamb, trimmed of excess fat
• 6 cloves garlic
• 2 tablespoons fennel seeds
• 1/2 teaspoon fine sea salt, plus more to taste
• 1 tablespoon cracked black pepper
• 1 tablespoon plus 2 teaspoons extra-virgin olive oil
• 1 bunch spring onions or 4 large leeks, white and light green parts only, chopped roughly
• 1 large bulb fennel, cored and sliced thinly
• 1/4 cup white wine or water
• 1/2 cup chopped fresh mint