It is nutty-tasting. However, it may turn salty or sugary based on the ingredients. Most of the packs you will find in the supermarket will be sweet. It is due to the addition of a lot of sugar. However, one should go with the natural variety containing basic ingredients like groundnut and salt. Some peanut butter is rich in proteins, unsaturated fats, and fibres for breakfast, whereas others may be high in added sugar and ingredients. So, pay attention to the ingredients if you want a specific taste.