Note Olive herb plant, also known as holy flax, has the botanical name Santolina rosmarinifolia. It is available from select Bunnings stores and other nurseries. Fresh sea lettuce is harvested by abalone divers. You will need to order it at least a week in advance from a specialist seafood supplier. When blanching the asparagus, use a ratio of 2 tsp salt per litre of water.
Watch Dan Hunter from Melbourne's Brae restaurant make the asparagus and olive herb in sea butter recipe live from the Harvey Norman Gourmet Institute Event on June 10 at Domayne Chadstone in an exclusive video on the Harvey Norman website.