01 -
In a medium skillet, combine distilled white vinegar, sugar, and salt. Bring to a boil, whisking to dissolve sugar. Add thinly sliced red onion, reduce to a simmer, and cook until slightly wilted, about 1 to 2 minutes. Transfer onions with pickling liquid to a heatproof bowl and allow to cool.
02 -
Bring a large pot of salted water to a boil. Add fresh corn ears, cover, and reduce heat to low. Simmer for 10 minutes. Remove corn and allow to cool.
03 -
Hold cooled corn upright in a large mixing bowl and carefully cut kernels off the cob in strips.
04 -
To the mixing bowl with corn kernels, add black beans, sliced scallions, chopped cilantro, 5 tablespoons of extra-virgin olive oil, fresh lime juice, fresh lemon juice, 1/2 teaspoon salt, and ground cumin. Toss thoroughly and set aside.
05 -
In a large skillet, heat remaining 3 tablespoons olive oil over medium-high heat. Add shrimp and season with remaining 1/4 teaspoon salt. Cook for 1 minute, then add finely chopped garlic and continue cooking until shrimp turn opaque, approximately 1 to 2 minutes.
06 -
Transfer cooked shrimp and garlicky oil to the salad bowl. Gently toss all ingredients, taste, and adjust seasoning as needed. Top with crumbled feta cheese, additional cilantro, and freshly ground black pepper. Serve with pickled onions on the side.