In a pressure cooker or heavy-based saucepan, heat the grapeseed oil over medium heat. Add the garlic and green chilli and cook for 30 seconds. Add the onion and cook for about 3 minutes, or until translucent, stirring frequently.
Stir in the tomato and cabbage and cook for about 5 minutes, until the vegetables are soft. Add the chilli powder, garam masala, and salt to taste, mixing wel