puttony means basket. It's like carrying a wooden bucket as your backpack. The base wine for tokaji is actually acidic/sour. After dealing with the Essencia ooze, they pour the basket of dried up berries into the base wine to sweeten it up. The more they pour, the sweeter they get. 5 puttonyos means they've " poured" "5" baskets into the wine. Modern day uses g/l of sugar. by law, 5 puttonyos is 120g/l and 6 puttonyos is 150g/l. Since The blue label is 157g/l, it is technically a 6 puttonyos.