The term "more candy coated" refers to a sweet and sugary exterior, but if you're looking for the opposite of this, you might consider words like plain, simple, or unadorned. Think of something that lacks any decorative touches or embellishments, and you'll have a good idea of the opposite of "more candy coated." Other antonyms for this phrase might include austere, harsh, or severe, suggesting a lack of sweetness or charm. Ultimately, whether you're talking about candy or something else entirely, there are always multiple ways to describe the same thing, with a wide range of contrasting terms to choose from.