Add parmesan rinds to soups, like minestrone, to achieve the same effect.
Make anchovy butter, by combining anchovies and soft butter, to top toast or steaks. Add anchovy paste to pasta sauces to bring out the flavor of the tomatoes and create a more rounded flavor.
Add mushrooms to pasta sauce. Chopped or sliced, cooked mushrooms work in white or red sauces. Use dried mushrooms in soups. Add porcini or shiitake mushrooms to soups or ramen to bring out the most flavor.
Add it to a marinade for beef or chicken to bring out the meaty, savory flavor of the dish. Add a bit of Worcestershire sauce to pasta sauces to create a similar effect to parmesan.
For other variations, combine dried kelp and dried anchovies in a pot of water. Some use dried shiitake mushrooms, the white part of green onions, or daikon radish, as well. [5] X Research source
You can also use oyster sauce, which is a thicker sauce made with oysters instead of fish.