The waiter arrives to your table with a basket of French fries and shrimp salad. When the server leaves, you may reach for ...

where it's mixed with water to give it a smoother consistency. This makes it easier to transport to this storage tank, where it will sit until moving on to the ketchup kitchen. Danielle Traa ...

so shaking the bottle makes the ketchup flow more easily out of the bottle – for a short time, at least! Interestingly, you can make a thick mixture of cornflour and water, known as oobleck ...

If the mixture starts to catch on the bottom of the pan add a little water. Remove the pan from the heat and remove the bay leaves from the ketchup mixture. Stir in the chopped anchovies and leave ...