To cook the halva with rice flour: Wash, peel, and grate the carrots. Place in a saucepan and add 2 cups water and the sugar. Bring to a boil, stirring constantly until the sugar completely dissolves. Reduce heat to low, cover, and simmer for 30 minutes.
In a large Dutch oven, heat the oil over high heat and gradually add the rice flour while stirring constantl