Breakdown of La cuisson biscuit se tient dans le four.
Questions & Answers about La cuisson biscuit se tient dans le four.
In a ceramics context, cuisson biscuit is a technical expression. It refers to the first firing of clay objects, often called bisque firing in English.
So here biscuit does not mean an English-style biscuit or cookie. It is a specialized word used in pottery and ceramics.
Outside that technical context, many learners would expect biscuit to mean a food item, which is why this phrase can look confusing at first.