Possible Clues:

• Latvian, e.g.
• Latvian, for one
• Estonian, e.g.
• Riga resident, e.g.
• eg Latvian
• Lithuanian, e.g
• Riga native, e.g
• Estonian, e.g
• No end of spicy food for one from Riga perhaps
• Spicy Indian food, a bit too much for a European