Order › Purple Top Turnips Image 1 of 1 Purple Top Turnips $4.00 Roast, bake or boil. Cooking will bring out the sweetness. Flavor is part potato, part radish. Topped. 6-8 turnips. Get notified by email when this product is in stock. Quantity: Add To Cart Added! Roast, bake or boil. Cooking will bring out the sweetness. Flavor is part potato, part radish. Topped. 6-8 turnips.