Ingredients

  • 1 (4-pound) boneless leg of lamb, trimmed
  • 1 tablespoon olive oil
  • 1/4 cup ketchup
  • 3 tablespoons dark brown sugar
  • 1 tablespoon grated peeled fresh ginger
  • 2 tablespoons oyster sauce
  • 1 tablespoon Sriracha (hot chile sauce, such as Huy Fong)
  • 2 garlic cloves, minced
  • Cooking spray

Method

  • Let lamb stand at room temperature 1 hour. Roll up lamb jelly-roll fashion; secure at 1-inch intervals with twine. Heat a large skillet over medium-high heat. Add oil to pan. Add lamb; cook 6 minutes, browning on all sides.
  • Combine ketchup and next 5 ingredients (through garlic) in a large bowl. Coat lamb evenly with ketchup mixture. Place lamb on the rack of a roasting pan coated with cooking spray; place rack in pan.
  • Preheat oven to 200°.
  • Bake lamb at 200° for 2 hours or until a thermometer registers 135° or until desired degree of doneness. Let stand 20 minutes before slicing.