Purple Cauliflower Thai Green Coconut Curry with Carrot Noodles [Vegan]Next time you see a purple cauliflower at the supermarket, farmer’s market or in your CSA box, don’t avoid it like you would with green eggs and ham. Embrace it’s beauty and make this yummy curried. FYI - the purple color in this cauliflower is caused by the antioxidant group anthocyanins,... Next time you see a purple cauliflower at the supermarket, farmer’s market or in your CSA box, don’t avoid it like you would with green eggs and ham. Embrace it’s beauty and make this yummy curried. FYI - the purple color in this cauliflower is caused by the antioxidant group anthocyanins, which is also found in red wine and cabbage.