Most food was grown by serfs on manorial estates.
Some food was obtained by hunting, fishing, or importing food from other places.
They had things to celebrate just like we do. They had Holy days, we believe they celebrated birthing days. Why not ask 'Why do people have holidays?' Why do YOU have holidays? That's the reason peoples in the medieval ages had holidays.
Medieval people did not usually have what we would call parades. They had processions, in which people sang and played religious music or said prayers, and these were usually on feast days for the Church, days of local patron saints, or Sundays.
Yes
there will be 12 days of food
People in them days had any jobs like:doctorslibrairiansCarpentersAnd lots more
Difference is that the European medieval food was medieval and the food we have now is original Continental food like Australasia and Oceania have sweets, seafood and all the other original Continental food. If there is countries that have medieval food still, will be depending on if they have these types of medieval food.
Medieval lords got their food from the peasants
Sometimes
from animals in the wild or the bakery or peasents grow it
Not true. Everyone ate fish.
France was the most populous country in those days.
Most priests grew their own food or accepted food from the people around them. The surfs paid a tax with food to the parish.