Flare your lips and lift the mid-front tongue close to the roof of your mouth. Blow air through without voicing.

Americans pronounce chef as SHEHF (/ʃɛf/). You'll hear it in sentences like "The chef made a special fresh mushroom dish" or "The chef used his muscle to crack the large mussel" — more examples below.
Record yourself saying "chef" and play it back. The mic stays on your device — nothing's uploaded.
1 syllable, 3 sounds. Explore each sound's mouth shape and how it's made.
Flare your lips and lift the mid-front tongue close to the roof of your mouth. Blow air through without voicing.

Drop your jaw moderately. Touch the tongue tip behind the bottom front teeth and lift the mid-front part slightly toward the roof.

Lift your bottom lip to touch the very bottom of your top front teeth. Blow air through this contact point without voicing.

Click any sentence to see the full breakdown — every link, every reduction, every flap-T.