Levi's Homecoming Lamb

Spice Paste 2 green onions, white tips removed, chopped 1/2 hot red chile, preferably Scotch Bonnet, seeded and finely chopped (wear gloves) 3 tablespoons finely chopped fresh mint leaves 6 allspice berries 3 fresh thyme sprigs, leaves picked Juice of 2 limes 1 tablespoon olive oil Kosher salt and freshly ground black pepper Homecoming Lamb 4 (4.5-ounce) lamb rumps ( top round lamb) 3 tablespoons sunflower or groundnut oil ( peanut) 1/3 cup water 4 ounces Jamaican or Irish stout 1 1/2 tablespoons brown sugar Fresh mint sprigs, for garnish Rice and Peas, recipe follows Rice and Peas 1 fresh coconut 3 1/3 cups warm water, plus more as needed 1 (14-ounce) can black beans, drained and rinsed 1/2 onion, coarsely chopped 1 hot red chile, preferably Scotch Bonnet, whole and undamaged 1 green onion, bruised with a rolling pin 1 clove garlic, peeled 7 allspice berries 2 fresh thyme sprigs 2 tablespoons butter Kosher salt and freshly ground black pepper 16 ounces Basmati rice