Imagine this in sepia tones: A middle-class Maharashtrian family huddles together for a meal and everybody is in raptures over the mother’s garlic chutney. Every time the garlic chutney was served, it drew “oohs” and “aahs” from the extended family and friends. The enterprising son, Vijay Pathare, a mechanical engineer by training, then felt that this garlic chutney tasted so good that it...