Possible Clues:

• Twist at a bar
• A bit of a craze started with 10
• Passion for life
• Tang, relish
• Piquancy (eg from lemon peel)
• Strip of lemon peel
• Oil squeezed from orange or lemon peel
• Aztec site regularly provides excitement
• Centrepieces in gazebo mostly showing taste
• Keen interest, but it's a bit of a lemon