Baked Gobi Manchurian (Cauliflower Manchurian)

For the cauliflower:

• 1 small head of cauliflower chopped into florets, 4 cups

For the batter:

• 7 tablespoons of flour such as rice flour or all-purpose flour
• 1/4 cup of cornstarch or other starch such as tapioca starch
• 1/2 teaspoon garlic powder
• 1/4 teaspoon salt
• 1/2 teaspoon baking powder
• 2 teaspoons oil
• 1 teaspoon soy sauce
• 1/3-1/2 cup of water
• 1/4 cup panko

For the Manchurian sauce:

• 2 teaspoons of oil
• 6-8 cloves of garlic finely chopped
• 1 inch knob of ginger peeled and finely chopped
• 1/2 of a green or red chili seeded and finely chopped
• 1/2 cup finely chopped red or white onion
• 1/2 cup finely chopped green bell pepper
• 2 tablespoons chopped celery optional
• 1 tablespoon Asian Chili Sauce such as Sambal Oelek or other
• 1/4 cup soy sauce
• 1 tablespoon ketchup
• 2 teaspoons white vinegar or apple cider vinegar
• 1/8 teaspoon black pepper
• 2-3 teaspoons sugar or maple syrup
• 1 1/2 teaspoons corn starch
• 1/2 cup of water