The Pennsylvania statute was passed in 1968 and provided funding for non-public elementary and secondary school teachersâ salaries, textbooks, and instructional materials for secular subjects.
Place the roasting pan in the oven set at 350F(190C) for 15-20 minutes per pound (you don't want to cook lamb well done, but more medium to medium rare) a 6 pound leg should take about 1 1/2 to 2 hours. Remove the cover(or foil) for the last 15 minutes of roasting time.
1 Pour red wine into the roasting pan. 2  Cook the lamb for 25 minutes at 425Â°F then turn the oven temperature down to 375Â°F and continue to roast until a meat thermometer reads 145Â°F (for medium-rare) to 160Â°F (for medium), about an hour and a half.hould you choose to use a boneless leg of lamb, apply the same method of preparation but adjust the cooking time slightly. For a rare to medium-rare roast, your meat thermometer should read 135Â°F. 1  Let your leg of lamb sit at room temperature for an hour before you plan to cook it.