Shifting Gears: Day Four Half breakfast for the full price. Keto tax. Heading to uptown Rotterdam. Lovely cycle infrastructure The Rhine route. We are going upstream so ignore and go right! Well drained Dutch dyke Lunch and supper. Cured sausage and egg mayo. I found out about the added sugar later. Extra mature Dutch farmers cheese in Edam Style; the only cheese to buy round here. Ferry crossing on the swollen lower Rhine Schools out Resting up for a hydration stop just east of Rotterdam Top floor with rooftop views in this well appointed room. Glucose during the ride looks stable. Compare with ketones in next image Ketones are at a good fat burning level but it is difficult to correlate with glucose