tbs. plus 2 tsp. onions

ProduceYear-round; peak harvest occurs in late summer and fall (August–October in Northern Hemisphere), though quality storage allows availability throughout the year.

Onions are rich in vitamin C, manganese, and prebiotic fiber (inulin); they also contain quercetin and other antioxidant compounds with potential anti-inflammatory benefits.

About

The onion (Allium cepa) is a bulbous, layered vegetable belonging to the allium family, native to Central Asia and now cultivated worldwide. Characterized by its papery, often golden or reddish outer skin and concentric layers of pungent, edible tissue, onions range in flavor from sweet and mild to sharp and acrid depending on variety and preparation. Common varieties include yellow onions (pungent, full-flavored), red onions (sweeter, milder), and white onions (crisp, slightly sweet). Raw onions contain volatile sulfur compounds that create their distinctive sharp bite; cooking transforms these compounds, sweetening the onion and deepening its caramelized flavor.

Culinary Uses

Onions are foundational aromatics in countless cuisines, serving as a base for stocks, soups, stews, and sauces across European, Asian, and Latin American cooking. Yellow onions are standard for sautéing and caramelizing; red onions are preferred raw in salads and salsas for their color and sweetness; white onions suit Mexican and Asian dishes. Techniques include dicing for mirepoix, slicing for soups and stir-fries, caramelizing for depth of flavor, and pickling for preservation. Onions are equally valuable raw in salsas and relishes, where their sharp character provides bite and contrast.

Forms & Preparations

  • Diced — Cut into small, uniform cubes; standard for mirepoix, sautéing, and even cooking distribution.
  • Sliced — Cut into thin rings or half-moons; used for soups, stir-fries, and caramelizing.
  • Minced — Finely chopped to near paste consistency; ideal for salsas, dressings, and dishes requiring even distribution.
  • Caramelized — Slowly cooked over medium-low heat until deep golden and sweet; used as a condiment, topping, or flavor base.
  • Pickled — Preserved in vinegar brine; adds sharp, tangy note to tacos, grain bowls, and charcuterie boards.
  • Powder/dried — Dehydrated and ground; used as a spice component in dry rubs and spice blends for convenience and long shelf life.

Substitutes

  • Unknown — Use in equal quantities; shallots are sweeter and more delicate, better for refined sauces and vinaigrettes than robust soups.
  • Unknown — Use 1 clove per 1 tablespoon onion, accounting for much stronger flavor; best for dishes where intense garlic character is desired.
  • Unknown — Use in equal quantities; leeks are milder and more delicate, suitable for creamy soups and light dishes but lack onion's sharp bite.
  • Unknown — Use 3–4 scallions per 1 tablespoon fresh onion; milder flavor, typically used raw or as garnish rather than cooked base.