Prep the Cauliflower -Cut the cauliflower into small 1 to 2 inch florets and coat with 2 tablespoon of corn starch.
Prepare Corn Starch slurry - In a bowl mix ¼ cup of corn starch with ½ cup of water and keep aside.
Prepare the batter - Make a thick batter by adding the corn starch, all purpose flour, ginger garlic paste, kashmiri red chili powder or paprika, ground pepper. Gradually add water to form a thick paste and coat the florets evenly with the batter.
Prepare the sauce - by adding ketchup, soy sauce, sugar, corn starch and gradually add water. Mix the ingredients well and keep aside.
Fry - Heat oil in a wok and fry small batches of florets on medium heat, so the floret is fully cooked.
Stir Fry - Heat oil in a wok, add chopped ginger and garlic, green chilies, onions, and chopped colored peppers. Next stir the sauce once and then pour it into the wok. Stir continuously to make sure there are no lumps. Add the air fried florets into the sauce and coat them gently. Garnish with cilantro and serve.
Oven Roast - If you don't have an air fryer and want to cook the florets in the oven. Preheat the oven on 400 F. Line a baking tray with parchment paper and arrange the battered cauliflower florets evenly allowing space in between. Cook for 20-30 minutes, until tender.
Air Fryer - Preheat Air Fryer at at 375 F. Line the air fryer basket with parchment paper and arrange the florets evenly with space between them. Cook for 12 - 15 minutes untl tender.