Patent ID: 8778426

Claim:
A bread ingredient box comprising, a closed hard side wall having a top end and a bottom end, the bottom end tapering inward and defining an inverted trapezoidal cross-section; a high temperature resistant thin film sealing the bottom end of said closed hard side wall; and a single-layer top plate sealing the top end of the closed side wall, wherein an inside of the bread ingredient box is filled with bread ingredients, wherein the bread ingredient box fits in a containing region of a bread machine, the containing region having a bottom portion with a jagged ring including a plurality of teeth, wherein the closed hard side wall, the high temperature resistant thin film and the single-layer top plate define a single compartment, and wherein the high temperature resistant thin film is adapted to be pierced by the plurality of teeth and thereby to allow the bread ingredients filled in the inside to flow downward and out of the inside of the bread ingredient box.