Mayonnaise

Directions

1. 1
   Break egg into blender.
2. 2
   Add vinegar, salt, mustard and 1/4 cup of the oil.
3. 3
   Cover; turn on to lowest speed.
4. 4
   Immediately remove center of cover and pour remaining oil in a steady stream. Whip until thick, about 15 to 30 seconds.
5. 5
   Makes about 1 1/4 cups. Make 1 batch at a time; do not double.