Pork Crackling Salad

My mother discovered this flavorful salad at a market in Querétaro and relayed a good description of it to me around the time I was getting started in New York. We introduced it in 1984 at Café Marimba, and it became one of my most requested dishes. People still remember it more than six years later. Between the pork cracklings and the avocados it is not for the low-fat contingent, but I gladly offer it to everyone else!

I make the salad with packaged pork rinds, but you can use fre