Lettuce Juice and Hearts

• 4 baby cos (romaine) lettuces
• 0.25 g natural vitamin C powder (non-acidic)*

Wash the lettuces well and shake off the excess water. Set aside in a colander, stalk up, for 30 minutes to drain. Remove all the outer green leaves from two of the lettuces, so you are only left with the lettuce hearts, measuring 12 cm (4½