Add plain flour to requirement in luke warm water and mix. In a mixing bowl, add a cup of sliced cabbage, 250 grams boiled minced chicken,1/2 cup sliced spring onion, 4 to 5 finely sliced green chilies, 1 tbsp crushed garlic, salt to taste, 1 tsp red chili flakes and 1 tsp crushed black pepper and mix. Fill this mixture in roll stripes and use plain flour mix to stick the edges of stripes. In a steamer, boil water and keep chicken rolls to steam. Place rolls in a serving dish and garnish wish lettuce leaves, cucumber and tomato and serve.