Storage: Refrigerate up to 4 days, cloves fully submerged in oil. Label the jar with the date. Garlic in oil carries a botulism risk — never store at room temperature, and don't extend the fridge window. Per the National Center for Home Food Preservation, garlic-in-oil should be refrigerated no more than 4 days; USDA FSIS allows up to 7.Freezing: Freeze in an ice cube tray, cloves covered with the oil. Once solid, transfer the cubes to a freezer bag. Keeps for several months. Add a frozen cube directly to a hot pan — no thawing needed.Scaling: See the time chart above for 1–4 heads of garlic.