Jim Gordon and Darren Parkman, stars of the popular Canadian TV show, “The Travel Guys,” visited Sumida Farm today with Chef Mavro. Farm owner David Sumida told the story of his multi-generational watercress farm, showed hand-harvesting, and of course offered tastes fresh from the spring-fed field in Aiea, just outside Honolulu. Chef Mavro invited The Travel Guys for dinner. What’s on the menu? Sumida watercress and dozens of other fresh Island ingredients. George Mavrothalassitis, aka Chef Mavro, is a founding member of Hawaii Regional Cuisine and a passionate advocate of farm-to-table menus.