noun, noun or participle which takes 'suru'
Refers to the act of peeling or the removed skin of fruits/vegetables. Can be used as a noun or with する to mean 'to peel'.
リンゴのピールをむく。
Peel the apple.
このレシピではオレンジのピールを使います。
This recipe uses orange peel.
noun
candied peel
Specifically refers to candied citrus peel used in baking and confectionery.
ケーキにレモンの砂糖漬けピールを加える。
Add candied lemon peel to the cake.