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+ servings

Canned Ketchup

This Heinz copycat recipe replicates the beloved tangy-sweet flavor of ketchup, allowing you to enjoy a homemade version free of preservatives and artificial ingredients.
Prep Time 30 minutes
Cook Time 1 hour 30 minutes
Total Time 2 hours
Serving Size 12 quarts

Ingredients

For the ketchup

  • 7 quarts tomato juice Equivalent to about 22 lbs fresh tomatoes
  • 4 cups white distilled vinegar
  • 3 cups sugar
  • 5 Tbsp salt
  • 1 Tbsp onion powder
  • 1/2 tsp cinnamon
  • 1/2 tsp ground cloves
  • 1/2 tsp all-spice
  • 1/2 tsp cayenne pepper
  • 46 oz tomato paste
  • 1/3 cup Thermflo Can be replaced with cornstarch if unavailable.

Instructions

Preparation

  • In a large pot, combine the tomato juice and tomato paste. Mix well to ensure they are thoroughly blended.
  • Add the white distilled vinegar, sugar, and salt to the mixture, stirring for even distribution.
  • Incorporate the onion powder, cinnamon, ground cloves, all-spice, and cayenne pepper. Stir continuously as you bring the mixture to a simmer.

Cooking

  • Once simmering, reduce the heat and allow the ketchup to cook over low heat for about 1 to 1.5 hours, stirring often to avoid sticking and ensure even cooking.
  • After cooking, if you want a smoother texture, blend the mixture until completely puréed.
  • Add the Thermflo to thicken your ketchup to the desired consistency, stirring well.

Canning

  • Ladle the hot ketchup into sterilized canning jars, leaving some space at the top. Seal the jars tightly.
  • Process the jars in a boiling water bath for 20 minutes to ensure they are sealed properly.
  • Remove the jars and let them cool completely before storing them in a cool, dark place.

Notes

Store your canned ketchup in a cool, dark place for up to one year. Once opened, keep it refrigerated for about a month. Check for signs of spoilage such as off smells or mold.