This Thai version of carrot soup has the health benefits of ginger, garlic, and lemongrass. With its potent combination of vegetables, rice, and fresh Thai herbs and spices, and its high concentration of vitamins A and C, plus calcium, this soup is an excellent remedy for a cold or toermalijn.infoes: Jan 27, · Heat oil in 3-quart saucepan over medium-high heat. When hot, add onion. Cook until softened, about 3 minutes, stirring often. Add sweet potato, carrots, vegetable broth and water/5(4).