You can see some menus at the Royal Caribbean blog
. Cruise lines generally use the same menus fleet-wide so don't pay attention to the ship names. They don't change them very often. They did revise some things last fall but not significantly. At least this will give you some idea. Meals are served by great waiters in typical formal restaurant style.
Yes, you will see a steak for $14.95, and lobster and surf and turf for more on the sample menus. You don't have to buy it.