Cucumber and Radish Salad with Fresh Cheese

Name: Cucumber and Radish Salad with Fresh Cheese
Ingredients: 4 cups whole milk; 2 1⁄2 tsp. kosher salt, divided; 3 tbsp. fresh lemon juice; 1 kirby cucumber (8 oz.); 7 large round radishes (7 oz.); 1 tbsp. plus 11/2 tsp. distilled white vinegar; 1 tbsp. extra-virgin olive oil, plus more for drizzling; Freshly ground black pepper; 1⁄4 cup thinly sliced scallion (2 small scallions); 2 tbsp. finely chopped dill; 1 tbsp. heavy cream, for drizzling