In the year 2009, a miniscule 50 sq ft coffee shop opened in the streets of Gandhi Bazar, Bangalore. It was named Hatti Kaapi and the outlet didn’t even have enough space to keep chairs. The outlet sold a combination of Upma and a cup of piping hot filter coffee for just Rs.12. But soon, the sales of its coffee alone started gaining momentum and were sold for Rs.5. Within…