Vegan Singapore Noodles

Name: Vegan Singapore Noodles
Ingredients: 2 Tablespoon sesame oil; 1 red pepper (sliced thinly); 4 cups shredded napa cabbage (or very thinly sliced green cabbage); 2 cups sliced shiitake mushrooms (or cremini mushrooms); 1⁄2 onion (sliced thinly); 1 clove garlic (crushed); 1 teaspoon minced ginger; 4 Tablespoons tamari; 4 Tablespoons Shaoxing wine (or cooking sherry); 2.5 teaspoon garam masala; 1 teaspoon turmeric powder; 1⁄4 cup water (or more as needed); 7 ounces instant thin rice vermacelli; green onion; cilantro