Cucumber Salad Mimosa - Ellie Krieger

Ingredients

• 2 large English cucumbers (about 12 ounces each)
• 1/2 medium red onion, thinly sliced into half moons
• 1/2 teaspoon kosher salt, divided
• 1/3 cup low-fat Greek yogurt
• 2 tablespoons mayonnaise
• 1 teaspoon white wine vinegar
• 1/4 teaspoon freshly ground black pepper
• 2 tablespoons fresh dill fronds, plus more for garnish
• 3 large hard-boiled eggs, at room temperature, peeled (see NOTE)