- Mayonnaise made with butter!
 
PREPARATION TIME:
- Prep Time 10 minutes
 - Total Time 10 minutes
 
Ingredients
- 1 large egg
 - 2 teaspoons freshly squeezed lemon juice
 - 1/4 + 1/8 teaspoon salt or 1/2 if using unsalted butter
 - 2 teaspoons prepared mustard
 - 1 cup butter melted
 
Instructions
- 
Using a whisk, blender, or stick blender, blend the egg, lemon juice, salt, and mustard until smooth.While blending, slowly add the melted butter. Watch out for splatters! Continue blending until the mayo gets thick.
 - 
Use immediately and store any leftovers in the refrigerator for about a week. Soften mayo by placing jar in some warm water.