In a 10-inch saucepan, heat oil to medium. Add onion. Cook, stirring, for 4 minutes. Add carrots. Cook, stirring, for 4 minutes. Add potatoes. Cover. Cook for 5 minutes. Add garlic, ginger, turmeric, salt and pepper. Cook, stirring, for 1 minute. Add water and cook, stirring, for 3 minutes. Add cabbage and jalapeño. Cook, stirring, for 1 minute. Cover and cook, stirring occasionally, until vegetables are soft, about 5 to 8 minutes. Serve with Yellow Split Peas with Turmeric Sauce (Yekik Alicha); see recipe at www.torontogarlicfestival.ca.