A bowl. A cake is equivalent to a bowl of rice. The shape of slag cake is different from that of common prototype biscuits, and it is mostly square and flat. Slag cake is exquisite in workmanship and convenient to carry, and is deeply loved by the broad masses of the people. People like to eat dregs cake, not only because of its strong aroma, but also because it tastes crispy and delicious, soft on the outside and rigid on the inside, full of toughness, oily but not greasy.