Which figure of speech is used in this text?
The Hillsdale Grill offers a delicious vegetarian sausage entr̩e served with mashed sweet potatoes and arugula salad.

 - euphemism
 - oxymoron
The text uses an oxymoron, a joining of two seemingly contradictory terms.
Vegetarian sausage is a contradiction, because vegetarian food has no meat, and sausages are made with meat.