No it doesn't.
No it doesn't need to be hyphenated.
pâtisserie
une pâtisserie
cramouille - a pastry
No the word "midday" is not hyphenated.
eclair.
Patisserie is the french word for "pastry chef"
Croussant
The word desperate hyphenated
a butter pastry. It is a croissant in french. The English word for it is croissant.
Yes it should be hyphenated.
Yes it should be hyphenated.