Jelly can be considered a condiment. A condiment can be defined as a sauce or seasoning added to food (by the person eating) to either complement or add flavor. Sometimes condiments are added while cooking to add flavor or texture (eg. Apple Jelly, BBQ sauce, Soy sauce, etc.).

Tea is not a condiment.

Lettuce is not a condiment. A condiment is a sauce, seasoning, or paste added to food to give it flavour. Mustard is an example of a condiment.

Condiment King was created in 1994.

Other words for condiment are gravy, dressing, and sauce