Vegan Japchae (Korean Glass Noodles)

Name: Vegan Japchae (Korean Glass Noodles)
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: Korean
Ingredients: 250 g firm tofu; 250 g sweet potato starch noodles; 1 small onion (or 1/2 big onion); 2 small carrots; 1/2 red bell pepper; 5-6 shiitake mushrooms; 1/2 tablespoon sesame oil; 1 tablespoon tamari; 1/2 teaspoon brown sugar; 2 tablespoon water; 2 spring onion; 125 g spinach; 1 garlic clove; 4 tablespoon tamari (or soy sauce (contains gluten)); 1 tablespoon sesame oil; 1/2 tablespoon maple; 2 tablespoons water or stock