Low-Sugar Black Bean Sauce

Finely chop onion, zucchini, and shiitake mushrooms

Heat olive oil in a pan and sauté minced garlic

Add chopped onion, zucchini, and shiitake mushrooms and stir-fry

Add chicken breast and cook until done

Mix in low-sugar soy sauce and tomato paste thoroughly

Add water and starch powder and simmer until thickened