Grow your own Coffee, will take approx 4 years for first harvest. It is actually very easy to grow, indoors. This is surely worth a try for something different.
Coffea Arabica is easy to grow indoors, makes a very attractive houseplant and if it likes you well enough, it will even rewards you with flowers and berries!
As long as their moisture requirements are met, they will bloom in a wide range of conditions. They are tough, reliable plants and generally free of pests and diseases.