What kinds of cookies are generally served in bars?

* Chocolate chip cookies are the classic bar cookie, and they're always a crowd-pleaser. They're soft and chewy, with just the right amount of chocolate chips.

* Oatmeal raisin cookies are another popular choice, and they're especially good for a healthy snack. They're made with oats, raisins, and cinnamon, and they're usually a little bit chewy.

* Peanut butter cookies are a great option for anyone who loves peanut butter. They're made with peanut butter, sugar, butter, and eggs, and they're usually rolled in sugar before baking.

* Snickerdoodles are a type of sugar cookie that's flavored with cinnamon. They're usually rolled in cinnamon sugar before baking, and they have a distinctive crackly texture.

* Sugar cookies are a simple but delicious cookie that's perfect for any occasion. They're made with sugar, butter, flour, and eggs, and they're often decorated with icing or sprinkles.

* Shortbread cookies are rich, buttery cookies that are made with flour, butter, sugar, and often contain vanilla as well. They're usually short in stature, and they have a crumbly texture.

* Biscotti are twice-baked Italian cookies that are known for their hardness. They're usually flavored with nuts, dried fruits, or chocolate.

* Macarons are delicate French cookies that are made with almond flour, sugar, egg whites, and food coloring. They have a crispy shell and a chewy interior, and they're often filled with jam, ganache, or buttercream.