Fill a large wine glass with ice.
Add the Campari.
Add the chilled dry white wine and stir gently.
Top with a short splash of soda water.
Garnish with a half-slice of orange.
A northern Italian aperitivo tradition, named for the wobbling bicycle ride home from the bar. Use a genuinely dry, unoaked white — a Soave, Pinot Grigio or Gavi — and drink it before dinner, not with it.
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