The Rhubarb cake prepared with cannabis is certainly a delight for many users, so if you have a sweet tooth, this is what you should be on the lookout for. Below are the ingredients that are required for the preparation of the cake, as well as that required for the topping. Topping Ingredients 2 tablespoons of melted cannabis butterA quarter cup of flourA quarter cup of cane sugar Cake Ingredients 2 tablespoons of cannabis butter- available at room temperatureA cup of cane sugar1 egg1 ...