Add 1/2 Tbsp cooking oil to a large pan on medium heat. Add the okra. Add the Brewed Saffron. Sauté the okra for about 10 minutes until slightly browned. Set aside.
Add 1/2 Tbsp cooking oil to a medium pot on medium heat. Add the shallot. Sauté until golden (about 5 minutes).
Add the garlic and Serrano chili pepper (optional) to the pot. Sauté another 2 minutes.
Add the turmeric, black pepper, paprika, cinnamon and salt.
Add the mushrooms and sauté for 1 minute.
Add the pureed tomatoes and cook for about 5-10 minutes.
Add the tomato paste and cook another 5 minutes.
Add 2 cups water and cook on medium/low heat for 30-35 minutes (stirring occasionally).
Add 1 cup water and the sautéed okra.
Increase the heat and bring to a boil.
Reduce heat back to medium/low and simmer for another 20 minutes (stirring occasionally) until the stew and flavors are well blended.