2. Pea seedling is the tender stem and leaf of pea, and it is a kind of vegetable with rich nutritional value. Pea seedlings without blanching will have some bitterness, because peas grow in soil and may have some bacterial residues. It is suggested to scald the pea seedlings in hot water for about three minutes before cooking, which will not only remove the bacteria from the pea seedlings, but also make the pea seedlings more crisp and tender.