The cantonese distinguish between two techniques of boiling.
Double boiling with ceramic.
La patisserie 1 5 quart double boiler w 4 chocolate molds 3 piece stainless steel double boiler pot for melting chocolate candle making soap melting and wax melting by la patisserie 27 99 27.
In bou 煲 the stock is brought to a rolling boil over a high heat before the flame is lowered and simmered for 3 hours.
It is submerging a ceramic jar containing the ingredients into a pot of boiling water.
Double boiling is frequently associated with melting chocolate.
The top pot or bowl must sit on the rim of the lower pot with enough room so that it does not come into contact with the inch or two of water underneath even if the water is boiling.
What is double boiling.
It s useful for delicate tasks like making hollandaise sauce melting chocolate and preparing custards such as creme anglaise when cooking these foods you can use a dedicated double boiler or create one out of a couple of everyday kitchen items.
Any kitchen grade metal glass or ceramic bowl will do.
If we try to melt chocolate in a pot over direct heat the temperature is too high and burn the chocolate before melting properly.
This technique ensures there is no loss of liquid or moisture its essences from the food being cooked hence it is often used with.
Double steaming sometimes called double boiling is a chinese cooking technique to prepare delicate food such as bird s nest soup and shark fin soup the food is covered with water and put in a covered ceramic jar and the jar is then steamed for several hours.