a first time customer

(restaurant) menu / (metonymy) collectively, the dishes listed on a menu / (computing) menu / (training/workout) menu

be confused / waver, hesitate, be unable to decide / be lost, lose one's way / be blinded (by emotion), be lost (to something), be carried away, be captivated

a request for some product or service; order.

to order, to place an order

a glance, a look

take a look

unannounced first patronage of a shop or restaurant

(adverbial particle, dismissive, derogatory) emphasizes disgust, contempt, or otherwise negative feelings of the speaker: whatever

(graphical user interface) hamburger menu