Can you take your own food up from the Village and cook or not?
At least everyone sleaping up there scores the morning run.
Thinking about economising as much as possible

This is all info I got in English (not much more for French)
S o r e b o i s m o u n t a i n h u t
Location
The hut is found at 2430m in altitude near the cable car upper station and the restaurant
Description
The hut has a kitchen, dining hall, showers, toilets and electric heating. It is equipped for 30 people in 3 different rooms : 1 dormitory with 18 beds and 2 rooms with 5 beds each.
Rental
19.00 SF per person each night + taxes.
Children under 6 are free.