Ketchup for cooking is called ketchup by name, while ketchup with French fries is called tomato sauce. Tomato paste is a paste-like substance that breaks tomato pulp. Tomato is the only raw material, and no other additives and preservatives are added. Real ketchup has no obvious salty taste, is not sticky, is dark and not bright enough, and is generally used as a cooking material.

In a fast food restaurant, it is tomato sauce that tastes sweet and sour and is dipped in French fries. There are many ingredients in it, besides tomatoes, there are usually sugar, salt, thickener, freshness enhancer and so on. When choosing, you should choose products with only tomatoes on the ingredient list.

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Preservation of tomato sauce:

1, lemon is a good antioxidant, which can prolong the shelf life of tomato sauce.

2. It is recommended to use a glass container with a lid that can be sealed with high heat resistance when putting ketchup, rinse it with boiling water before use, and keep the bottle dry.

3. When taking jam from the bottle, use a clean and waterless spoon, and take as much as you want. After taking it out, cover the bottle cap tightly.

4, homemade tomato sauce stored in the refrigerator freezer, can be kept for 7 days.

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People's Network-Ketchup is not junk food! The nutrition of tomato sauce is completely revealed.