Mayonnaise - cooking recipe

Ingredients

2 eggs
1/2 tsp. dry mustard
1/8 tsp. cream of tartar
2 Tbsp. lemon juice
1 c. Puritan oil

Preparation

Put eggs, mustard, cream of tartar and lemon juice in blender pitcher.
Blend 1 to 2 minutes until light yellow in color.
Do not turn blender off; slowly drizzle in 1 cup oil.
Blend until it looks thick.
Refrigerate promptly.