La Soupe à Gertrude (Gertrude's soup) is a game where each players are trying to obtain enough ingredients to make their soup first. There are 5 types of ingredients in the deck of cards, you only need 3 differents.
The current player pick the 3 top cards of the deck, choose one that will be face up, the others face down. Now (in no specific order), all the players bid on the lot. Once the winning bid has been found, that player will pay the other players by giving them cards for the total bidded, then pick up the lot. If he has 3 different ingredients, he wins.