Heat oil in a medium pan.
Add onion and cook until it becomes soft and translucent.
Add carrots and cook for a couple of minutes.
Add minced garlic and cook for a minute or until it's fragrant and turns golden.
Add flour and mix well (or corn starch if gluten-free).
Then add tomatoes and sliced mushrooms, and cover with vegetable stock.
Add soy sauce (or tamari if gluten-free).
Add oregano or any herb using, and simmer covered for 5 minutes or until the carrots are softened.
Taste the stew and adjust the seasonings to your preference.
Serve hot and garnish with fresh parsley.
