Menu Icon Button

<Menu>
<MenuButton
  size="sm"
  as={IconButton}
  variant="ghost"
  icon={<Icon><path d={mdiFormatListBulleted} /></Icon>}
  rightIcon={<Icon layerStyle="menuButtonIcon"><path d={mdiChevronDown} /></Icon>}
  p="2"
/>
<MenuList>
  <MenuItem>Bulleted list</MenuItem>
  <MenuItem>Numbered list</MenuItem>
</MenuList>
</Menu>