特製

1. Origins, structure, and basic meaning

• Structure: 特製 is read as とくせい and can mean “specially made” or “house special”, depending on context.
• Basic usage: The examples show a house-made special sauce and a custom chair ordered from a workshop.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It modifies something specially made by a particular shop or for a purpose, as in 特製のたれ, rather than merely expensive or rare.