Mix the chicken marinade by stirring together flour, salt, white pepper, chili sauce, rosdee seasoning powder, and egg in a mixing bowl. Add water and lime juice, then mix again until smooth.
150 g tempura flour, 5 g salt, 2 g white pepper, 35 ml chili sauce, 4 g rosdee seasoning powder, 1 large egg, 200 ml water, 1 lime