How to make Mayonnaise

Mayonnaise recipe in video:
1 egg yoke room temperature
1/2 teaspoon mustard of your choice
1/2 cup oil of your choice
1 teaspoon fresh lemon juice
salt and pepper to taste
Bigger batch recipe
2 egg yolks
1 teaspoon mustard of your choice
1 cup oil of your choice
1 tablespoon fresh lemon juice
salt and pepper to taste