Mint Cookies 'n Cream Ice Cream Sandwiches - The Merrythought

Ingredients

• 2 cups heavy cream
• 1 cup whole milk
• 1 cup sugar
• pinch of salt
• 2 teaspooons mint extract
• 6 egg yolks
• green food coloring (not necessary)
• 1 1/2 cups Oreo cookies, broken into pieces (generic brand is fine)
• 3/4 cup hot fudge
• 1/2 cup (1 stick) unsalted butter, softened
• 3/4 cup powdered sugar
• 1 large egg yolk
• 1/2 teaspoon pure vanilla extract
• 1 cup all-purpose flour
• 1/4 cup + 1 tablespoon cocoa powder