After I got home, I was still feeling a bit hungry, so ate three little fat bombs (each one is approximately 10ml) and a sausage.
I don't know the macros on the fat bombs, but, as the name suggests they're mainly fat.
Net Carbs 1.8g
Macros for the fat bombs, based off the keto fat bombs in MFP:
Net Carbs 1.2g
I will accurately calculate my own recipe in the next few days, as all are different.
Water intake is nearly 3 litres today, so will get there by the time I go to sleep.