English muffin, large burger bun, or ciabatta • thin-cut beef steak • uncooked jumbo king prawns • groundnut, rapeseed, or vegetable oil • salt & pepper • butter • garlic (halved), or 1 tablespoon garlic powder • ginger root (halved), or 2 tablespoons of ginger powd • lemon juice • hot water • sea salt • crispy lettuce (I'm using iceberg) •