スイートポテト (sweet potato) refers to sweet potatoes or a dish Japanese

It was originally a reference to the plant sweet potato in English.

It evolved into a dessert in Japan

The main ingredient is sweet potato (also called white potato or sweet potato), also known as satsumaimo.

The recipe is to steam the sweet potatoes and mash them into a puree

Then add sugar and butter and mix them together

Finally, put them in the oven and bake them

The following is a picture of it