Chocolate Swirled Peanut Butter Cookies

Bahan-bahan (66 porsi)

• 1 cup (2 sticks) unsalted butter, (at room temperature)
• 1 cup creamy peanut butter
• 1 cup granulated white sugar
• 1 cup packed light brown sugar
• 2 large eggs
• 2½ cups all-purpose flour
• 1½ teaspoons baking soda
• 1 teaspoon baking powder
• ½ teaspoon salt
• 12 ounces semi-sweet chocolate chips
• One 14-ounce can sweetened condensed milk
• 1 tablespoon shortening