“Soda crackers today are more commonly called saltines. But they originally got their name from the fact that they contain baking soda. “The first crackers were simply flour, water and salt.

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Best foods: Saltine crackers or pretzels can help, says Dr. Lee, as does small quantities of dry toast or cereal. Ginger or lemon tea, fresh or frozen lemon slices, and peppermint also work.