In a pot, bring some water to a boil, add the soy cubes and cook for 10-15 minutes.
Drain well, then transfer to a bowl.
Add the soy sauce and 1 Tbsp of coconut oil. Mix to combine and set aside for 30 minutes.
In a pan, add 1 Tbsp of coconut oil and sautee the garlic, ginger, and Chinese red pepper over medium heat.
When they develop some color, add the marinated soy cubes and cook for 1 more minute.
Add zucchini, bell pepper, half of your green onion, Macadamia nuts, balsamic vinegar, sesame oil, and chili garlic sauce.
Stir and cook for 5-7 minutes.
Add the tapioca flour and stir until it thickens.
Season with salt, if needed.
Sprinkle the remaining green onion on top when serving.