thin spaghetti or vermicelli

Thin spaghetti and vermicelli are long, cylindrical dried pasta shapes made from durum wheat semolina and water. Thin spaghetti (Italian spago, "twine") measures approximately 1.5–2 mm in diameter, while vermicelli (Italian for "little worms") is slightly thinner at 1–1.5 mm, though these measurements vary by producer and regional tradition. Both are produced by extrusion through dies, then dried to a moisture content of approximately 12.5% for shelf stability. The distinction between them is primarily one of diameter; thin spaghetti occupies a middle ground between standard spaghetti (2–2.5 mm) and vermicelli proper, making these forms often used interchangeably in modern cooking. The pasta is pale golden in color and has a slightly rough texture when dried.

Both forms cook to a tender yet slightly firm texture (al dente) in 8–10 minutes, depending on thickness and brand. The mild, subtle wheat flavor serves as a neutral foundation for a wide range of sauces.

Thin spaghetti and vermicelli are fundamental to Italian cuisine and are widely used throughout Mediterranean and Asian culinary traditions. In Italy, these shapes are traditionally paired with lighter, oil-based sauces, delicate seafood preparations, and tomato-based condiments that cling to the thin strands. They are central to dishes such as spaghetti al aglio e olio and vermicelli with clams. In Asian cuisines—particularly Vietnamese, Thai, and Chinese—thin pasta or rice vermicelli serves as a base for soups, stir-fries, and cold noodle salads. The thin diameter cooks quickly and absorbs sauce flavors readily, making these forms ideal for swift weeknight preparations and dishes where the pasta should not dominate the plate.