However, be careful with the Concentrace. Tap water is not allowed to have more than 0.01 parts per million of arsenic. The Concentrace instructions say to use a total of 40-80 drops per day, so letâs say you use 20 drops in a glass of water. That comes out to right around 0.01 parts per million of arsenic.
How to make Grilled Octopus: 1  Preheat grill to high. 2  Rub off red skin of the octopus. 3  Chop the octopus body into quarters leaving the legs whole.  Dip the pieces under cold 1  water. You can directly place the legs onto the grill.  Smear the grill top with grape seed 1  oil. Arrange the cut pieces on the grill and  cook.
You can tell when the octopus is tender by piercing it with a sharp knife: if tender, the knife should go in very easily. Cooking times vary depending on the size of the octopus and whether if was frozen, but it usually needs 45 to 90 minutes to become sufficiently tender. prefer to only cook with fresh seafood, but octopus is one item I'm content to buy frozen. I find that the freezing and thawing process actually tenderizes the meat, releasing much of its liquid. I still boil it, but the cooking period can be significantly reduced.