What is Frites-sauce?
1.
Also called mayonaise or Mayo for short. A highly fat/egg based sause. Used on Burgers and fries in Holland (as well as other countries)
"pass me some frites sause please"
"Yes, i want mayo on my burger, please"
2.
A lower class type of gravy. Used mostly in the lower areas of Quebec. Used often on fries to improve their taste.
Bein, Est-ce que je peux avoir du firtes-sauce, estie-tabarnaque? Translation: Can I have some frites-sauce please, french obsanities.
