INGREDIENTS
1
block extra-firm tofu, drained
1 lb
mixed mushrooms, such as maitake, shiitake, oyster, button, and/or crimini
6
scallions
1
2-inch piece ginger
1 1/2 tsp
cornstarch
1/2 tsp
crushed red pepper flakes
Kosher salt
3 tbsp
soy sauce, divided
2 tbsp
seasoned rice vinegar
2 tbsp
Shaoxing wine (Chinese rice wine) or mirin
2 tbsp
vegetable oil, divided, plus more
Steamed white rice and sesame seeds (for serving)