Add sunflower oil dropwise to the bowl, while continuing to mix with your whisk.
1 cup sunflower oil
Make sure all the oil is incorporated (after approximately ½ cup (120 ml) of oil, you can start pouring with some more flow).
Season with some salt and pepper to taste.
NOTES
1. -StorageAlways store the mayonnaise in the refrigerator in an airtight container. This keeps it good for up to 3 days.2. - Nutritional valueThe nutritional value shown is per portion of mayonnaise.