all at once

“Mo t'apé travayé dan lakour, é tou d'un koup shin-la komensé jappé.”

— I was working in the yard, and all of a sudden the dog started barking.

“Si to fini li tou d'un kou, nou ka kouri shærshé lakrèmm apré.”

— If you finish it all at once, we can go get some ice cream after.