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.
Add the octopus cut side down and cook over moderately high heat until well-browned on the bottom, about 1 minute. Turn the octopus and cook for 20 seconds longer. Transfer the seared octopus to a paper towelâlined plate to blot any excess oil and season lightly with salt. Transfer the octopus to plates. Fill the radicchio leaves with the Italian salad and set beside the octopus. Garnish with fennel fronds and serve.