By Mary Gulino The average millennial spends around $2,000 a year on coffee. When I found this out, I was floored! That’s a lot of money. And I, a frequent coffee drinker, was surely in the red even more than that, as I sometimes shell out for two coffees in one day. That’s why I created for myself a challenge designed to put those dollars back into my savings: I would go a whole year making coffee at home, not once indulging in any café-made coffee drinks. And wow, did this