Lucky Peachs Odd Flavor Sauce

Name: Lucky Peach's Odd Flavor Sauce
Ingredients: 3 tablespoons soy sauce; 2 tablespoons tahini, almond butter, or peanut butter; 1 tablespoon Chinkiang vinegar (Chinese black rice vinegar) or red wine vinegar; 1 tablespoon sesame oil; 2 teaspoons sugar; 1/4 teaspoon kosher salt; 3 tablespoons neutral oil (like canola, vegetable, or grapeseed); 1 small scallion, finely chopped (about 1 tablespoon); 1 tablespoon minced fresh ginger; 1 large garlic clove, finely chopped (about 1 tablespoon); 1/2 teaspoon chili flakes (or more to taste); 1/2 teaspoon crushed Sichuan peppercorns