Famous 100 Cookie Recipe Chewy Condensed Milk Bakes

Ingredients

• 1 cup (227g) unsalted butter, softened
• 1 (14-ounce) can sweetened condensed milk
• 1 large egg, room temperature
• 1 teaspoon vanilla extract
• 2 ¼ cups (280g) all-purpose flour, spooned and leveled
• 1 teaspoon baking soda
• ½ teaspoon salt
• 1 cup (170g) chocolate chips (optional add-in)