Mouthwatering (adjective)

1. Appetizing or delicious to the point of making one's mouth water.
2. Arousing strong desire or appetite.

Origin:

20th century: from mouth + water + -ing.

Examples:

1. The smell of fresh baked cookies was mouthwatering.
2. The steak looked mouthwatering on the grill.
3. The ice cream sundae was a mouthwatering treat.
4. The dish looked so mouthwatering that he couldn't wait to dig in.
5. The dessert was mouthwatering and irresistible.