In a blender combine beans, lemon juice, garlic, and 1 teaspoon kosher salt; blend until smooth. With the blender running, drizzle in 1 tablespoon of water at a time until mixture is silky smooth (1 to 3 tablespoons total). Add herbs; blend until smooth. Season to taste.
Serve with pita wedges and assorted crudités. Serves 10 to 12.