Course Content
Basic differences in the physiology of attached and detached organs
0/1
Factor affecting physiological activity of harvested organs
0/3
Market and marketing systems of perishable commodities
0/1
Status and problems of marketing of horticultural produce in Nepal
0/2
Learn Post Harvest Horticulture with Rahul
About Lesson

Tomato Ketchup Preparation

  • It is made by concentrating tomato juice or pulp without seeds or pieces of skin
  • A prepared tomato ketchup should contain 28 % TSS and less than 12% tomato solids
  • Select red ripe fruits and then washing should be done
  • Cut into pieces
  • Tomato juice can be extracted by two methods
  1. Hot methods
  2. Cold methods
  • In hot method tomatoes are cut into pieces and boiled in their own juice for about 5-10 minutes to facilitate pulping and juice is extracted
  • In cold methods the juice is extracted directly without cooking
  • In hot method pectin is also extracted from the tomato and quality of juice is retained the juice becomes deep red.
  • In cold methods the juice is thin, it needs more cooking color is poor
  • Sometimes it is necessary to collect seed for multiplication in such case cold method is useful.