I broiled them with the meat side up on an aluminum foil lined pan for about 5 minutes until they brown. The last 15-30 minutes of cooking brush on bbq sauce. Pin By Chris Baize On Bbq Recipes Green Egg Recipes Beer Can Turkey Big Green Egg Recipes I cooked them in the oven instead of on the grill. . At the half way cooking time cover the meat with aluminum foil so they do not dry out. Then cooked 15-2 hours at 300 degrees. Easy to prepare but it doesnt look like it is great tasting and pretty to look at too. The combination of the marinade spinach onion and feta make this a delicious and impressive flank steak recipe that is always a huge hit for guests.