Crystal Sugar

Worth: 35  Maximum Stack Size: 30 Recipe Cost: 0  Recipe worth: 10  Recipe Sold by: Expert Cooking Instructors Novice Cooking Instructors This item is created by Cooking (30).

Crystal Sugar Requires Level 30 Dessert Worth: 35 Gold Blocks 300.0 points of physical damage for 60.0 seconds.  Recipe - Crystal Sugar Requires Cooking level 30 Raw Materials:  Activate Rune ×1  Pine Timber ×2  Dusk Orchid Bundle ×4  Witchcraft Sugar ×1 Worth: 10 Gold Product(s):  Crystal Sugar ×3 Crafting Cost: 0

At Cooking skill level 30, you will earn 2.63% XP towards your next skill level per successful attempt to make this product.

As with all Cooking Recipes, the Crafting Cost represents the cost of the food items (fish, meat, fruit, etc) plus any cost to use the Crafting Station (as displayed on the Crafting UI).

Very few Crafted items have no upgrade path, but this appears to be one of them.