Horseradish isn't actually a root; it's a taproot. elaborate
Galangal, a rhizome similar to ginger, is used in some Southeast Asian cultures to ward off evil spirits. elaborate
Real wasabi is incredibly expensive, and much of what's sold as "wasabi" is actually a horseradish-based imitation. elaborate
Chili peppers are technically fruits, not vegetables. elaborate
Ginger is a stem, not a root. elaborate
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a fact elaborate