Butter and flour Madeleine pan and preheat oven to 275 degrees
Place eggs, salt and sugar into mixer bowl and whip on high for 5 minutes until silky smooth.
Add vanilla and mint, then mix in flour alternating with butter in 3 stages and blend until incorporated. Place 2 tablespoon into each area of pan and bake for 7-8 minutes.
Allow Madeleines to cool in pan for a couple minutes then turn out onto cooling rack.
When they are completely cooled. Melt chocolate in microwave at 30 second intervals until smooth and completely melted. Add three drops of Creme de Menthe Oil to chocolate.
Dip the Madeleines into the chocolate and then add sprinkles and allow the chocolate to dry before serving or packaging.