Best Substitutes for Spring Onions
Spring onions give you two distinct flavors in one plant: the white bulbs taste sharp and pungent like regular onions, while the green tops are mild and grassy. They contain about 89% water, which means they cook quickly and add moisture to dishes. The white parts have sulfur compounds that mellow when cooked, turning sweet and tender in 2-3 minutes. The green tops stay crisp longer and work raw or lightly cooked. Most recipes use both parts, but knowing which section provides what flavor helps you substitute correctly. A spring onion typically measures 6-8 inches total, with about 2 inches of white bulb and 4-6 inches of green tops.
Best Overall Substitute
Chives at a 1:1 ratio for the green parts only. They match the mild, grassy flavor almost exactly and work raw or cooked. For the white parts, use shallots at a 1:2 ratio (1 shallot replaces 2 spring onion whites). This combination gives you the closest flavor match for both components.
All Substitutes
Chives
1:1 for green parts onlyChives have the same mild, oniony grass flavor as spring onion greens but none of the sharp bite. They contain similar sulfur compounds but in much lower concentrations. Cut into 1/4-inch pieces to match typical spring onion prep. They wilt in 30 seconds when cooked, so add them at the end. Fresh chives work best, but frozen chives (thawed and drained) substitute at 3:4 ratio.
Scallions
1:1 for both white and green partsScallions are actually the same plant as spring onions, just harvested younger. They have thinner white parts and more tender greens. The flavor is nearly identical but slightly milder. Scallions cook 1 minute faster than spring onions because they're more delicate. Use the whole scallion when recipes call for whole spring onions.
Leeks (white parts only)
2 tablespoons sliced leek whites per 1 spring onion whiteLeek whites have a similar sharp-to-sweet progression when cooked but are much larger and denser. They take 5-7 minutes to soften compared to spring onions' 2-3 minutes. Slice them thin (1/8-inch) to match cooking time. The flavor is more complex, with earthy undertones. Only use the white and pale green parts, never the dark green leaves.
Shallots
1 small shallot per 2-3 spring onion whitesShallots have the same sharp bite as spring onion whites but with more sweetness and complexity. They contain higher sugar content (about 2.5g per 100g vs 1.8g in spring onions), so they caramelize faster and taste richer. Mince them fine since they're denser than spring onion whites. Cook for 2-3 minutes to match spring onion doneness.
Red onion (small amount)
1 tablespoon minced per 1 spring onion whiteRed onions are much stronger than spring onions, with higher sulfur content that creates a sharp bite. Use them sparingly and dice very fine (1/8-inch pieces) to distribute evenly. They stay firmer when cooked and need 4-5 minutes to soften. The purple color may tint light-colored dishes pink. Soaking minced red onion in cold water for 10 minutes reduces the bite.
Yellow onion (sweet variety)
1/2 small onion per 3-4 spring onion whitesSweet yellow onions have less bite than regular onions but more than spring onions. They contain about 5g sugar per 100g, making them naturally sweeter. Dice them small (1/4-inch) and cook for 6-8 minutes to achieve the tender texture of cooked spring onions. They lose their sharpness completely when cooked and turn golden brown.
Green onion powder + chives
1/2 teaspoon powder + 1 tablespoon fresh chives per 2 spring onionsGreen onion powder provides the sharp white-part flavor while chives give the fresh green taste. The powder is concentrated, so a little goes far. Mix the powder into wet ingredients first to rehydrate it, then fold in chopped chives at the end. The powder adds no moisture, so increase liquid by 1 teaspoon per substitute portion in baked goods.
Garlic chives
1:1 for green parts, omit whitesGarlic chives have flat leaves instead of round tubes and taste like a cross between garlic and regular chives. They're more pungent than spring onion greens but still mild. Cut them into 1/2-inch pieces since they're tougher than spring onion tops. They hold their shape well when cooked and take 1-2 minutes to wilt.
How to Adjust Your Recipe
When substituting for spring onions, consider timing changes first. Most substitutes either cook faster (chives, scallions) or slower (leeks, regular onions) than spring onions. Add quick-cooking subs in the last 30-60 seconds of cooking. For slower subs, start them 2-3 minutes earlier. Raw substitutions work differently too. Chives and scallion greens can replace spring onion greens directly in salads, but white-part substitutes like shallots need to be minced much finer for raw use. In Asian dishes, the timing matters more because high-heat cooking happens fast. Add delicate substitutes off the heat, stirring in residual heat.
When Not to Substitute
Spring rolls and fresh garnishes need the specific crunch and mild flavor of spring onion whites. Regular onions are too strong and leeks too soft. Dishes that showcase spring onions as the main ingredient (like charred spring onion salads) can't be substituted because the vegetable is the star, not just a flavoring. Cold soups and gazpacho need the exact balance of sharp and mild that only spring onions provide. Pickling recipes depend on spring onions' specific water content and cell structure.
Frequently Asked Questions
Can I use dried onion flakes instead of fresh spring onions?
Use 1 tablespoon dried onion flakes per 2 fresh spring onions. Rehydrate them in 2 tablespoons warm water for 5 minutes first. They won't provide the fresh green color or crisp texture, but the flavor works in cooked dishes. Add them early in cooking so they have time to soften.
How do I substitute spring onions in kimchi or fermented dishes?
Use scallions at 1:1 ratio since they're essentially the same plant. Avoid regular onions because they ferment differently and can create off-flavors. Korean markets often sell "dae pa" (large scallions) that work perfectly. Cut them into 2-inch pieces to match traditional kimchi prep.
What replaces spring onions in Indian cooking?
Use shallots at 1:2 ratio (1 shallot per 2 spring onion whites) plus curry leaves for the green component. Shallots are common in South Indian cooking and provide similar sweetness when cooked. If no curry leaves, use 2 tablespoons chopped cilantro stems instead of the greens.
Can I freeze spring onion substitutes for later use?
Chives and scallion greens freeze well for up to 6 months. Chop them first, then freeze in ice cube trays with a little water. Use frozen herbs at 3:4 ratio since they lose some flavor. Shallots and onions don't freeze well raw but can be pre-cooked and frozen for up to 3 months.