Sichuan (Szechuan) Cold Noodle

Combine garlic and kosher salt together in a small bowl or mortar. Grind the garlic mixture with a wide spoon or pestle until paste is formed.

Combine garlic paste, soy sauce, red chile oil, peppercorn oil, rice vinegar, and sesame oil in a small bowl; stir until sauce is well mixed.

Fill a bowl with cold water. Bring a pot of water to a boil; stir in bean sprouts. Cook and stir until softened slightly, about 2 minutes; drain. Submerge bean sprouts in the cold water until cool. Transfer to a serving bowl.

Bring water to a boil in a pot; stir in noodles. Cook and stir until noodles are softened, about 3 minutes; drain. Submerge noodles in the cold water until cool. Transfer noodles to a bowl; mix in vegetable oil. Place noodles on top of the bean sprouts. Pour sauce onto noodles; mix until thoroughly combined.