Ingredients

• 3 beets, peeled (wear gloves!)
  
• 1 tablespoon red wine vinegar
  
• 1 tablespoon canola oil
  
• 1 tablespoon sesame oil
  
• ¹/₂ teaspoon salt
  
• a 1-inch knob of ginger, grated
  
• a dozen or so leaves of fresh tarragon, chopped