Starbucks cut its gluten-free breakfast sandwich this month, and angry customers are complaining about it on social media.
This is partly because the gluten-free options for food that can be eaten on the go are extremely limited in the United States.
An estimated 2.7 million Americans follow a gluten-free diet in the US. But despite this, fast-food restaurants have done little to appeal to the growing population of people who avoid foods like bread and pasta made with wheat.
In an effort to...