It usually means Vanilla Extract which is a liquid. Most recipes don't call for much, only a teaspoon most of the time
Answer and Explanation:
Ask them to start coughing and attempt and remove the blockage, then ask them to try to spit the item out if it's in their mouth, don't place your fingers in their mouth because they may unintentionally bite you.
If this does not work, begin back blows (which moves onto severe choking).