Appliance of Science: Why is comfort food so... comforting?

Doughnuts, crisps, and ice cream may all be different in taste but they have one thing in common: These comfort foods contain just the right amounts of two key ingredients to give us that food high.

The most popular doughnut was the simple glazed doughnut, and it was found to have a sugar-to-fat ratio of 1:1.

What is your go-to comfort food? While the answers may vary, the content of fat and carbohydrates in our choices may be more similar than you’d expect.

Rewarding ratios