Makes a 9-inch cake, 12 servings Ingredients For the Base:18 chocolate sandwich cookies3 tablespoons (42g) salted butter, meltedFor the Ice Cream:2 1/3 cups (585ml) heavy cream, cold2 tablespoons (30ml) crème de menthe1 teaspoon vanilla extract5 to 6 drops peppermint extractDash of salt1 (14 ...