Teriyaki Tofu Triangles

One 16-ounce tub extra-firm tofu

2 Tbsp. soy sauce

1 tsp. sesame oil

1 Tbsp. brown sugar

2 tsp. seasoned rice vinegar

1 tsp. minced garlic

1/2 tsp. grated fresh ginger

1/4 tsp. crushed red pepper (optional)

2 green onions (minced)

vegetable oil for frying

garnish with toasted sesame seeds if desired