Frozen Sweet Corn Production Process

Frozen sweet corn kernels production process flow

  The production process of frozen corn kernels includes the following steps:

  Corn picking: Choose suitable varieties, such as Green Superman, Xiangyu Super Sweet No.1, etc.

  Remove bracts and cool: Cool immediately after harvesting with bracts.

  Grading: According to the diameter of corn, it is usually divided into 2-3 grades.

  Remove filaments, trim, and clean: Remove filaments, trim corn kernels, and clean with running water.

  Threshing: Use a specialized thresher to thresh.

  Blanching: Blanch with boiling water or steam at a temperature of 95 ℃ to 100 ℃ for about 5 minutes.

  Cooling: Immediately cool down after blanching.

  Selection: Remove overripe, undercooked, and broken corn kernels.

  Quick freezing: Use a fluidized bed quick freezing device with a temperature of -30 to -40 ℃ and a freezing time of 3-5 minutes.

  Packaging and refrigeration: Packaged at -5 ℃ and stored at temperatures ranging from -18 to -20 ℃.