How To make Steamed Artichokes with Orange Aioli Dipping Sauce

8 lg Artichokes
2 c Mayonnaise
8 Garlic cloves; minced
2 tb Olive oil
1 tb Orange juice, frozen concent
1 tb Orange zest
Recipe by: Donald Cope, Doubletree Hotel, Monterey Prepare artichokes in the following manner: Discard lower leaves and stems and steam upright 30-45 minutes or until base can be pierced with a sharp knife. Drain inverted and chill. Make aioli by combining remaining ingredients and chill.