Combine the oil, salt, and your chosen flavoring (herbs, spices, or aromatics) in a small saucepan. 2.
Place the pan over low heat.
Warm the mixture gently until it just begins to sizzle.
Do not let it boil or smoke. 3.
Continue to cook over low heat for another 5-7 minutes, allowing the to gently toast and the oil to become very fragrant. 4.
Remove the saucepan from the heat and let the oil cool completely to room temperature. 5.
Strain the cooled oil through a fine-mesh sieve into a clean, dry bottle or airtight container. 6. Seal and store in the refrigerator. For best flavor and safety, use within one week.