Smoked Salmon Dip

Name: Smoked Salmon Dip
Ingredients: 8 ounces cream cheese, at room temperature; 1/3 cup buttermilk or regular whole milk; 1/2 teaspoon lemon zest plus 1 tablespoon lemon juice (from 1 lemon); 2 tablespoons horseradish, drained well; Kosher salt and freshly ground black pepper; 4 ounces smoked salmon, finely minced (about a packed 1/2 cup); 1 tablespoon fresh dill fronds, finely chopped; 4 sprigs fresh chives, thinly sliced; Sliced cucumbers, quartered radishes, sliced bell peppers and/or crackers, for serving