Something so delicious that it stops all other thought processes while being consumed.

when eating food so good that you let out an involuntary moan, usually the first bite; also as an adjective - flavorgasmic

A great tasting experience.
An orgasm of culinary magnitude.

When a food or drink hits "the spot"

When you eat something so good you moan and jizz your pants

When an extremely delicious food and/or beverage enters your mouth. It produces a flavorgasm.

An experience where a food provides such pleasure that you have an orgasm. These encounters are quite rare, but when happening, you will be sure to enjoy the moment.