A rather benign ad for Nestlé’s range of cereals in the UK is feeling customers’ wrath and social media rage over a tiny little indiscretion.

Here’s the ad below. We’ll let you watch it and see if you can determine the source of all the customer hate.

Did you get it? That’s right, people are fuming because the ad shows the milk going into the bowl first! No, we’re not joking. Check out some of the rage below:

It even prompted a response from Nestlé, a spokesperson commenting: “We didn’t mean for the advert to confuse our consumers. We recognise that people like their favourite cereal in different ways and it’s delicious whatever order you put the milk and cereal in.”