Apples or fries: When apples are the default side-dish, children still choose fries

There has been a lot of enthusiasm for nudging individuals to eat better without restricting choice by making healthy foods more visible, attractive, and convenient. One such effort is for restaurants to serve meals with a default healthy side, such as sliced apples instead of fries, while still allowing the customer to opt out of the healthy side in favor of their preferred side dish.