The easy way to make a stew most stews can take hours to make but with sampbs umami rich hayashi stew mix you can make great tasting stew in next to no time seasoned with a variety of hearty vegetables including onion tomato and carrot this completely vegetarian sauce mix comes in concentrated blocks similar to japanese curry roux that melt into stew pots and thicken to make a glossy hayashi sauce we recommend you enjoy your prepared hayashi stew with rice or noodles