Chocolate-Peanut-Butter-Sandwich-Cookies

ingredients
ingredients quantity
egges 1
salted butter ½ cup
brown sugar 1 cup
vanilla 1 teaspoon
flour ¾ cup
cocoa powder ? cup
baking soda ¼ teaspoon
salt ¾ teaspoon

For the peanut butter frosting
ingredients quantity
peanut butter ? cup
unsalted butter ¼ cup
milk 2 tablespoons
powdered sugar 1 cup

For the drizzle

2 tablespoons peanut butter, melted

how to prepare