Patent ID: 8297270

Claim:
A method of speed cooking a food product with gas, comprising: providing a housing defining a cavity comprising a cooking chamber having a top wall, a bottom wall, and opposing left and right sides defined by left and right gas discharge plates positioned alongside opposite left and right side walls defining the cavity, said left and right discharge plates having gas discharge apertures directed in downwardly convergent directions; introducing gas into the cooking chamber through the gas discharge apertures in the left and right gas discharge plates such that gas entering the cooking chamber through the gas discharge apertures is directed in downwardly convergent directions from the left and right sides of the cooking chamber toward food product in the cooking chamber; and cooking food product in the cooking chamber by turbulently colliding the downwardly converging gas in close proximity to an exposed surface of the food product wherein said left and right discharge plates are upper plates, said method further comprising, providing lower left and right discharge plates at left and right sides of the cooking chamber, respectively, at locations below said upper left and right plates, respectively, said lower left and right discharge plates having gas discharge apertures directed in upwardly convergent directions, introducing gas into the cooking chamber via the gas discharge apertures in the lower left and right gas discharge plates such that gas entering the cooking chamber through the gas discharge apertures in the lower left and right gas discharge plates is directed in upwardly convergent directions from the left and right sides of the cooking chamber toward food product in the cooking chamber; and cooking food product in the cooking chamber by turbulently colliding the upwardly converging gas in close proximity to a bottom surface of the food product.