N/A · 1 fruit (2" dia)
Fresh Key Lime
What it is
This is a small, tart citrus fruit, native to Southeast Asia and widely cultivated in tropical and subtropical regions. Key limes are known for their intense, floral aroma and a more complex, less acidic flavor profile compared to common Persian limes. Their juice is highly concentrated and their essential oils are potent, making them a favorite for culinary applications where a distinct lime essence is desired. The flesh is typically seedier and the rind thinner than larger lime varieties.
How people cook with it
Key limes are essential for adding a bright, zesty flavor to both sweet and savory dishes.
- Flavoring desserts
- Adding zest to marinades
- Creating refreshing beverages
- Enhancing seafood dishes
To extract the juice, halve the fruit and squeeze firmly. For zest, finely grate the outer rind, avoiding the bitter white pith. The juice can be used directly in recipes or reduced to concentrate its flavor. The zest can be incorporated into doughs, batters, or sprinkled over finished dishes. Key limes are often used in combination with sugar and dairy to create iconic desserts. Their intense flavor means a little goes a long way, providing a powerful citrus punch without overwhelming other ingredients.
How it differs from similar foods
Key limes are smaller and more aromatic than Persian limes, which are more commonly found in supermarkets. Their flavor is more nuanced and less sharp, offering a distinct floral note. This difference makes them particularly prized for authentic recipes where their unique taste is crucial.
Who it is for
Home cooks and professional chefs who appreciate a more intense and authentic lime flavor.
How to keep the rest
Store fresh key limes at room temperature for a few days or in the refrigerator for up to two weeks. To prolong freshness, place them in a sealed plastic bag. Once juiced, the juice can be stored in an airtight container in the refrigerator for several days.