It's quite common for things to come out the same as they go in for quite a while - rehydrated raisins are a sight to behold
- as it takes a while for the gut to learn to digest things. Puree comes out the same as it goes in but you don't notice
Try not to worry!
Mummy to M - September 1998, D - October 2007, and E - May 2010. All BF, cloth nappies, and carried in the same sling, not sure BLW existed in the 90s though!