Tucked away on a Waverley side street, a South Taranaki business has cut the ribbon on a 900 square metre state-of-the-art tunnel house aimed at putting the crunch into sandwiches across the region and beyond. Salad Brothers took over the 1-pont-1 hectare site about 18 months ago and aims to produce half a million lettuces a year. RNZ Taranaki Whanganui reporter Robin Martin went to visit.