problem with the shape
hi there, i tried to bake a bread, for sandwich(baguette).
but at the end i have a u shape tunnel. please see the pics bellow.
flour -1000 grams
olive oil- 30
ireks proover -5 gr
i bake it under 220-240 C. with little steam, until i have the needed color.
i proof it until it doubles in size.
but when i take out of oven i have this u shape baguette.
please help with your ideas how to fix it and what is the reason??