20 Cookie Bars That Are Outrageously Good

Discover these mouthwatering Cookie Bar recipes perfect for any occasion. Each recipe is easy to make and packed with delicious flavors, making them ideal for parties, gatherings, or a sweet treat at home. Enjoy baking and sharing these delightful cookie bars with family and friends!

This post may include affiliate links. As an Amazon Associate I earn from qualifying purchases.

Peanut Butter Truffle Cookie Bars

Close-up of thick, gooey chocolate chip cookie bars stacked on top of each other, showing a soft texture and melty chocolate chips throughout.

Peanut Butter Truffle Cookie Bars are decadently delicious. Made with store-bought cookie dough and a three-ingredient peanut butter truffle filling.

Get the recipe: Peanut Butter Truffle Cookie Bars

Chewy M&M Cookie Bars

A white plate filled with colorful M&M blondies. The blondies are sliced into squares and generously topped with vibrant M&M candies, featuring red, yellow, green, blue, brown, and orange colors. The background is a light-colored, solid surface.

Chewy M&M Cookie Bars are the chewiest, happiest cookie bars you’ll ever enjoy. Perfect for gift-giving, dessert tables, or just because.

Get the recipe: Chewy M&M Cookie Bars

Chocolate Chip Nutella Bars

A stack of golden brown chocolate chip blondies with chopped nuts, displayed on a tray with more blondies in the background.

Gluten-free chocolate chip cookie bars are filled with roasted hazelnuts and a ribbon of Nutella. A delicious and indulgent dessert.

Get the recipe: Chocolate Chip Nutella Bars

Easy Lotus Biscoff Blondies with White Chocolate

Close-up of a brownie drizzled with caramel sauce, surrounded by similar brownies on a white surface. The rich, gooey texture is highlighted by the generous caramel topping.

These Gooey Biscoff Blondies are filled with white chocolate chunks and Lotus Biscoff biscuits. These rich, one-bowl blondies are always a crowd favorite.

Get the recipe: Easy Lotus Biscoff Blondies with White Chocolate

Gluten-Free Chocolate Chip Cookie Bars

A white plate filled with nine square chocolate chip cookie bars, stacked and slightly overlapping. The bars are golden brown with visible chocolate chips on the surface, arranged in a neat pile on the plate.

The best Gluten-Free Chocolate Chip Cookie Bars! Soft, chewy, and thick, these easy cookie bars are vegan, eggless, and allergy-free.

Get the recipe: Gluten-Free Chocolate Chip Cookie Bars

Butterscotch Brownies

A close-up of a plate stacked with golden-brown blondies, showing chunks of nuts inside, with a blue and white cloth in the background.

Butterscotch Brownies are easy to make and perfect when you’re looking for something different. A delightful twist on classic brownies.

Get the recipe: Butterscotch Brownies

Vegan Almond Croissant Cookie Bars

A close-up of two almond-flavored dessert bars stacked on top of each other, with a golden, moist texture and sliced almonds on top.

Vegan almond cookie bars inspired by the classic almond croissant! Soft almond cookie layers, gooey frangipane filling, and crunchy almond topping.

Get the recipe: Vegan Almond Croissant Cookie Bars

Salted Caramel Cookie Bars

Salted Caramel Cookie Bars with chocolate chips and pecans are an easy dessert. Crunchy edges and chewy middles make them perfect for any day.

Get the recipe: Salted Caramel Cookie Bars

Brown Butter Chocolate Chip Cookie Bars

Close-up of sliced chocolate chip cookie bars with flaky sea salt sprinkled on top, showing golden, crumbly texture and melted chocolate chips on a parchment-lined surface.

Brown Butter Chocolate Chip Cookie Bars have a dense, soft, and chewy texture. Generously packed with gooey chocolate chips, they’re irresistible.

Get the recipe: Brown Butter Chocolate Chip Cookie Bars

Sugar Cookie Bar

Pink frosted cookies with sprinkles on a marble counter

Sugar cookie bars are the quick and easy way to enjoy warm, buttery sugar cookie goodness. Simple and delicious!

Get the recipe: Sugar Cookie Bar

Monster Cookie Bars

Monster Cookie Bars are soft, chewy oatmeal cookie bars loaded with oats, peanut butter, chocolate chips, and M&M’s. Perfect for parties and gatherings.

Get the recipe: Monster Cookie Bars