Egg White Mayonnaise

1 egg white

½ teaspoon salt

1 teaspoon white sugar

¼ teaspoon mustard powder

2 teaspoons lemon juice

1 cup vegetable oil

Blend the egg white, salt, sugar, mustard powder, and lemon juice in a blender until combined; slowly stream the vegetable oil into the mixture while blending, about 1/4 cup at a time, until thick. Refrigerate in an air-tight container until using.