You will need:
1/4 Cup Soy Sauce
1 Tablespoon Dark Sesame Oil
1 Teaspoon Sesame-Chili Oil
1 Tablespoon Rice Vinegar
2 Teaspoons Sugar (make sure it's vegan!)
Whisk together ingredients in glass pie plate or baking dish.
Use to marinate 1 block of tofu cut into 1/2" cubes for 30 minutes.
When ready to cook tofu remove from marinade and pat dry. Use extra marinade as needed to lubricate pan.