1, look at the color of pea
Peel peas epidermis, the outer layer of fresh meat and peas, like bright green, and dyed old peas, beans, meat color slightly pale, differs from the outer layer of color.
2, the hardness of the squeezed peas
Old pea texture is more rigid than fresh peas some hand crush peas, fresh pea two nibs are not clearly separated, and the two old pea beans meat will naturally separated.
3, listen to the voice of peas
Peas and other legumes like to choose full grain, good color, no insects of yield, when the pea pods with purchase, should see if I can put pods confused rustling, there are loud enough to prove that fresh.