"现烤现买"用英语可以表示为"baked on the spot"或者"made to order"。
"现烤现买"这个词组源于餐饮业的服务模式，表示食物是在顾客点单后立即烹饪的，而不是事先准备好了再等待顾客点单。这种服务模式的优点是可以保证食物的新鲜度和口感，并且可以根据顾客的喜好进行定制。
下面是一些例句：
"I'll have the grilled chicken sandwich, please. Could you make it baked on the spot?"
(请给我一份烤鸡肉三明治。可以现烤现卖吗？)
"This bakery is known for its made-to-order pastries. You can choose your own filpng and toppings."
(这家面包店以其现烤现卖的糕点而闻名。你可以选择自己喜欢的馅料和配料。)
"I love the freshness of the sushi at this restaurant. They make it to order right in front of you."
(我喜欢这家餐厅的寿司新鲜度。他们会在你面前现烤现卖。)