Tofu:

• 1 block (14 oz) extra-firm tofu, drained and pressed, cut into 1-inch cubes
• 3 tablespoons cornstarch
• 2 tablespoons neutral oil (like avocado or canola)

Cauliflower:

• 1 small head of cauliflower, cut into bite-sized florets
• 3 tablespoons cornstarch
• 2 tablespoons neutral oil (like avocado or canola)

Other Ingredients:

• 1 small onion, thinly sliced
• 4 garlic cloves, minced
• 1-inch piece fresh ginger, grated
• 2 tablespoons soy sauce or tamari
• 1 tablespoon dark soy sauce (optional, for color)
• 1 tablespoon rice vinegar
• 1 tablespoon maple syrup or brown sugar
• 1½ teaspoons freshly ground black pepper
• ½ teaspoon crushed red pepper flakes (optional)
• 2 green onions, sliced (for garnish)
• sesame seeds (optional, for garnish)