"Do you want the cookie" in informal Spanish (talking to someone younger or a close relative or friend) is ¿Quieres la galleta?
To say 'pastry shop' in Spanish, you would say 'pasteleria.'
(Pronounced pass-tell-ay-REE-ah)
cookie store =
tienda de galletas
Quieres Galletas.
Translation: Dulcería
I want a cookie
Pastelería
Carniceria
A patisserie is a shop in which pastries and cakes are sold.
Ella le gusta comprar.
Patisserie is the french word for "pastry chef"
Pastelería
Konditorei
To say 'fish shop' in Spanish, you would say 'pescaderia.'
To say 'furniture shop' in Spanish, you would say 'muebleria.'
To say 'flower shop' in Spanish, you would say 'floristeria.' (Pronounced flor-ess-tay-REE-ah)
stationery shop = papeleria
Tienda
as
Barbero
Carniceria
la patisserie means 'the pastry' or 'the pastry shop' in English.
A pastry shop in French is une pâtisserie. (I'm not sure what you mean by "official name", though.)