Butter Rich Cookies

Butter Rich Cookies

• 3/4 cup butter
• 1/2 cup brown sugar
• 1 Tbsp. white sugar
• 1 unbeaten egg yolk
• 1 tsp. vanilla
• 1 3/4-2 cups flour
• Frosting
• 3/4 cup butter 
• 2 1/2 cup powdered sugar 
• 1 tsp. vanilla
• 3-4 Tbsp. milk

Instructions
Preheat oven to 350
Beat butter and sugar until fluffy mix in egg yolk and vanilla. 
Add flour, roll the dough into small balls.

Place on a cookie sheet lined with parchment paper. Press the bottom of a glass onto the dough and then into a dish filled with sugar and flatten balls until they are about the size of a quarter. 
Bake at 350 for 6-7 minutes and let cool. 

For frosting, brown butter in a saucepan. Blend in sifted powdered
sugar and milk.
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Add vanilla and frost with a knife or put frosting in a pastry bag
and squeeze a dollop of frosting on each cookie.