using chopsticks like a spoon
A breach of chopstick etiquette where both chopsticks are held together sideways and used to scoop food. Considered rude in formal Japanese dining.
横箸は和食のマナー違反です。
Using chopsticks sideways like a spoon is a breach of Japanese dining etiquette.
Compound of 横 (yoko, 'sideways') and 箸 (hashi, 'chopsticks'), literally 'sideways chopsticks'.