Meal time is usually at 3 but can be from anywhere 2-4 in the afternoon. Im not sure what you mean by "restaurant practices" but heres a website that has information of food customs.
https://www.enforex.com/culture/spanish-eating-customs.html
Agregue sal al agua this means add salt to the water in spanish
You would say it the same way: niño es <span>niño en Venezuela.</span>
