The thick, luscious sauce is bursting with umami flavor.

Shoyu is a Japanese-style soy sauce thats made with a combination of soy and wheat.

Add the chicken thighs, skin-side down, and bring to a boil, undisturbed, over medium-high heat.

Overhead view of shoyu chicken on a white serving platter with a large serving fork

Simply Recipes / Photo by Morgan Hunt Glaze / Food Styling by Jennifer Wendorf / Prop Styling by Lindsey Lower

Remove from the heat.

Using tongs, remove the chicken and place it on a large-rimmed baking sheet, skin-side up.

If desired, preheat the oven to broil with a rack about 6 inches from the heat source.

Overhead view of a white plate of soy chicken with rice topped with scallions next to a fork and napkin and a bowl of scallions on a beige background

Simply Recipes / Photo by Morgan Hunt Glaze / Food Styling by Jennifer Wendorf / Prop Styling by Lindsey Lower

Broil the chicken until the skin is golden brown and crisp, about 3 minutes.

In a small bowl, whisk the cornstarch and remaining 1/4 cup of stock until well combined.

Add the cornstarch mixture to the shoyu mixture in the Dutch oven and whisk to combine.

Overhead view of a large pot of four raw chicken thighs in soy sauce mixture for Shoyu Chicken recipe

Simply Recipes / Photo by Morgan Hunt Glaze / Food Styling by Jennifer Wendorf / Prop Styling by Lindsey Lower

Bring the sauce to a boil over medium heat, stirring often.

Return the chicken, skin-side up, to the Dutch oven and spoon the thickened sauce over it.

Garnish with scallions, if desired, and serve.

Overhead view of a foil lined baking sheet of four soy chicken thighs on a stone countertop for Shoyu Chicken recipe

Simply Recipes / Photo by Morgan Hunt Glaze / Food Styling by Jennifer Wendorf / Prop Styling by Lindsey Lower

Store leftovers in an airtight container in the fridge for up to 4 days.

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Overhead view of a large pot of soy sauce mixture being stirred with a wooden spoon

Simply Recipes / Photo by Morgan Hunt Glaze / Food Styling by Jennifer Wendorf / Prop Styling by Lindsey Lower