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Basic differences in the physiology of attached and detached organs
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Factor affecting physiological activity of harvested organs
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Market and marketing systems of perishable commodities
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Status and problems of marketing of horticultural produce in Nepal
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Learn Post Harvest Horticulture with Rahul

Recipe for tomato ketchup for 10 liter

  • Onion chopped 12g g
  • Garlic 8g
  • Cloves 3 g
  • Spices 4 g
  • Mace 0.8 g
  • Cinamon 8g
  • Red chillies powdered 4 g
  • Salt 100 g
  • Sugar 300 g
  • Vinegar 250 ml
  • Spices (cardamom, black pepper, cumin) 4 g
  • Slight variation can be made depending upon market demand
  • One third of sugar should be added initially at the start of boiling to protect red color
  • The rest of sugar should be added when the ketchup is almost ready
  • Salt bleaches the tomato color so should be added towards the end of boiling
  • Vinegar should be added when the ketchup thickness sufficiently
  • All the spices should be packed in muslin cloth and dip in the juice during boiling
  • At the end the bag is taken out and squeezed to the ketchup
  • Boiling till whole mass becomes one third or thick enough and added rest of sugar and salt
  • Sodium benzoate is used as preservatives: 285 mg per kg of finished products
  • Hot ketchup if filled is sterilized bottle and then sealed immediately and then pasteurized and allow cool in room temperature
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