A meal can have no more than two effects, and some meals have none. These effects can be Attack, Defense, Health, or Stamina.
Meal combinations are based on which category the two ingredients belong to. Individual ingredients make no difference in the outcome of the meal, only the category matters: Meat, Vegetable, Seafood, Grain, Oil, Dairy, or Liquor.
Each room at the hotel is only available at certain Hunter Ranks, except the Pawn Room which is always available.