"Pickled onions are one of the easiest, most impressive things you’ll ever learn to make. They’re the type of recipe extra that will have friends texting you months later asking “what was in that slaw?” They’re the perfect tangy topper for these meaty tacos. You’ll often find chorizo paired with potatoes but we thought we’d lighten things up a bit and swap in some zucchini (although other summer squashes would work just fine). Be sure to look for fresh chorizo, not dried Spanish chorizo, which is delicious, but not quite right for these...."