This 5-ingredient homemade katsu sauce is the perfect balance of sweet, tangy, and full of flavor—and it only takes 5 minutes to make! This katsu sauce recipe is the perfect dipping sauce to serve with your Japanese katsu.
This 5-ingredient homemade katsu sauce is the perfect balance of sweet, tangy, and full of flavor—and it only takes 5 minutes to make! This katsu sauce recipe is the perfect dipping sauce to serve with your Japanese katsu.
This 5-ingredient homemade katsu sauce is the perfect balance of sweet, tangy, and full of flavor—and it only takes 5 minutes to make! This katsu sauce recipe is the perfect dipping sauce to serve with your Japanese chicken katsu or tonkatsu.

Katsu sauce, also known as tonkatsu sauce (とんかつソース), is an essential dipping sauce in Japanese cuisine. It’s the classic sidekick dipping sauce for your homemade chicken katsu or tonkatsu. This Japanese-style barbecue katsu sauce recipe has a balanced sweet and tangy flavor that also pairs great with deep-fried dishes.
The best part about this homemade katsu sauce recipe is that you can make it with 5 ingredients in under 5 minutes! Serve this tonkatsu sauce recipe with my chicken katsu or air fryer chicken katsu for the ultimate weeknight meal.


All of the ingredients for this homemade tonkatsu sauce recipe can be found in the condiments aisle of your local grocery store. No hard-to-find ingredients here!
Since this homemade tonkatsu sauce recipe only requires 4 ingredients, there really is very little room for substitutions. However, there is one substitution that you can make which I listed below.
You can make this easy katsu sauce recipe in under 5 minutes by mixing all the ingredients together in one bowl!



You can store this homemade katsu sauce in an airtight container in the refrigerator for up to 3 weeks.
Alternatively, you can freeze this katsu sauce recipe in a freezer-safe container in the freezer for up to 3 months.
Katsu sauce, also known as tonkatsu sauce (とんかつソース) is a sweet, tangy, and bold condiment that is typically used as a dipping sauce for Japanese deep-fried tonkatsu or chicken katsu. It typically consists of tomatoes, prunes, dates, apples, lemon juice, celery, onions, and celery along with spices, soy sauce, vinegar, and sugar.
Katsu sauce can be compared to a Japanese-style barbecue sauce that is a bit more tangy and savory and less sweet than the traditional Western American barbecue sauce.
Traditionally, it is pretty complicated to make katsu sauce from scratch. However, you can make your own homemade tonkatsu sauce by simply mixing together ketchup, oyster sauce, Worcestershire sauce, sugar, and mustard together.
Tonkatsu sauce is most commonly used as a dipping sauce for tonkatsu (pork cutlet) or chicken katsu. However, you can also use it as a spread for a katsu sandwich, a topping for Takoyaki and Okonomiyaki, or a dipping sauce for chicken tenders, potstickers, or potato croquettes!
If you simply want the quickest and easiest method, you can buy tonkatsu sauce at your local Japanese or Asian supermarket. The most popular tonkatsu sauce brand is Bull-Dog.
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