Red discoloration of the urine can have various causes: 1  Red blood cells. 2  Microscopic hematuria (small amounts of blood, can be seen only on urinalysis or light microscopy)  Macroscopic hematuria (or frank or gross hematuria)
Trim the lamb, if necessary, and rub both sides of the rack with olive oil. Sprinkle with rosemary and pepper, rubbing them into the meatiest parts of the racks. Prepare a charcoal or gas grill. Lightly spray the grill rack with vegetable oil cooking spray. The coals should be moderately hot to hot. Grill the racks, meat side down, for 4 or 5 minutes, or until the temperature of the meatiest part reaches 100Â°F. Move the racks to the edge of the grill, away from the hottest part of the fire, and cook, covered, for 15 to 20 minutes longer, or until the temperature reaches 140Â°F for rare meat.
Season meat with salt and pepper. Roast lamb, basting every 20 to 30 minutes, first with the reserved marinade, and then with juices that accumulate in the pan. The lamb will need to cook for about 20 minutes per pound (2 hours for a 6-pound leg of lamb, and 2 hours and 40 minutes for an 8-pound leg of lamb).An instant-read thermometer inserted in the thickest part of the meat, not touching the bone, should read 145Â° when the lamb is medium-rare. 5.nsert thermometer in the thickest part of the meat, not touching fat or bone. Roast in a preheated 325Â° oven for about 25 to 30 minutes per pound, or until meat thermometer registers 150Â° to 175Â°, depending on how well you like it done.