It’s nearly that time of year

Whereupon all us heathen unbelievers use the excuse of Jesus’ second birthday to gorge ourselves on overpriced, over-packaged chocolate.
The curmudgeon in me could rant and rave about the cynical commercialism, the greedy bastard in me is already rubbing it’s hands together at the thought of all that chocolate but the persistent ponderer in me has started nagging away at that age old connundrum……
What came first?

Chicken or Egg ?