The essential elements in a basic marinade are fat (oil), acid (vinegar or lemon juice), and salt or other seasonings ... and ...
Italian dressing is most often made with olive oil, vinegar, garlic, and herbs, and can sometimes be mixed with other ...
For optimal results, place the steak and marinade in a resealable plastic bag ... Acids are normally found in ingredients ...
The meat should be an even thickness throughout. Mix the marinade ingredients together. Rub the marinade all over the lamb and set aside in a roasting tin, skin-side up, for about 30 minutes.
Combine the olive oil, lemon juice, garlic, oregano and thyme in a shallow dish. Snip the fat around the outside edge of the steak about every 3cm to prevent curling. Place in the marinade.