Irresistible Gingerbread S’mores Cookie Bars in 35 Minutes

There’s something magical about the smell of gingerbread and toasted marshmallows filling the kitchen during the holidays. My Gingerbread S’mores Cookie Bars came to life one snowy afternoon when I couldn’t decide between baking cookies or making s’mores – so I did both! This cozy mashup combines the warm spices of molasses cookies with the gooey chocolate and marshmallow goodness we all crave. Trust me, these bars disappear faster than you can say “holiday treat” at our family gatherings. They’re the perfect solution when you want that campfire s’mores flavor without braving the cold – just turn on your oven and let the magic happen.

Why You’ll Love These Gingerbread S’mores Cookie Bars

Oh my gosh, where do I even start? These bars are my absolute weakness during the holidays, and here’s why you’ll adore them too:

• They combine two classics – gingerbread AND s’mores – in one irresistible bite
• The chewy graham cracker base with that perfect molasses spice is everything
• Toasted marshmallows right from your oven – no campfire needed!
• Seriously simple to make (we’re talking one bowl and 35 minutes total)
• The way the chocolate gets all melty… I’m drooling just thinking about it

Trust me, your holiday cookie platter needs these. They’re like a warm hug in dessert form!

The Perfect Mix: What You’ll Need for Gingerbread S’mores Magic

Okay, let’s raid the pantry! What I love about these bars is they use simple ingredients you probably already have – except maybe the molasses, but trust me, it’s worth grabbing a jar. Here’s everything you’ll need, divided so you won’t miss a thing:

For that amazing gingerbread base:

• 1 ½ cups graham cracker crumbs (about 10 full sheets crushed – I use a rolling pin!)
• ½ cup unsalted butter, melted (real butter only – it makes all the difference)
• ¼ cup packed brown sugar (light or dark both work, but I prefer dark for extra richness)
• ¾ cup molasses (not blackstrap – too bitter! Grandma’s brand is my go-to)
• 1 tsp each: ground ginger and cinnamon (fresh spices, please – sniff test yours first!)
• ¼ tsp ground cloves (just a pinch – these little guys are powerful!)
• 1 tsp baking soda (make sure it’s fresh – check the expiration date!)
• 1 large egg (room temperature blends better)
• 1 tsp pure vanilla extract (imitation vanilla? In this house? Never.)
• 1 cup all-purpose flour (spooned and leveled – no packing!)

For the gooey s’mores topping:

• 1 ½ cups semi-sweet chocolate chips (divided – see why in the steps!)
• 2 cups mini marshmallows (the tiny ones toast perfectly without sinking)

See? Nothing crazy! Just good, honest ingredients that’ll make your kitchen smell like holiday heaven.

How to Make Gingerbread S’mores Cookie Bars

Alright, let’s get baking! These bars come together in just a few simple steps, but I’ll walk you through each one so they turn out perfect. Don’t worry – even if you’re not a pro baker, you’ve got this. Just follow along and soon you’ll be enjoying that magical gingerbread-s’mores combo!

Step 1: Make the Gingerbread Cookie Base

First, grab your biggest mixing bowl – we’re doing this all in one! Start by combining the graham cracker crumbs, melted butter, brown sugar, molasses, egg, and vanilla. Mix until everything’s well combined, but don’t go crazy – overmixing makes tough cookies. Then gently stir in the flour, baking soda, and spices just until no dry spots remain. The dough should be thick and sticky – that’s perfect!

Step 2: Pre-Bake the Base

Press that gorgeous spiced dough evenly into your greased 9×9 pan (I use the bottom of a measuring cup to get it nice and flat). Pop it in the oven at 350°F for 12-14 minutes. You want the edges just starting to pull away from the pan but the center still slightly soft – this gives that perfect chewy texture!

Step 3: Add Chocolate and Marshmallows

Here comes the fun part! As soon as the base comes out, sprinkle 1 cup chocolate chips evenly over the top. Let them sit for 2 minutes to melt slightly, then gently spread with a spatula like you’re frosting it. Now pile on those mini marshmallows and remaining chocolate chips – be generous! I like to press some marshmallows in slightly so they don’t roll off.

Step 4: Final Bake and Cooling

Back in the oven for 5-7 minutes just until the marshmallows turn golden – watch closely because they brown fast! Let the pan cool completely on a rack (I know, the wait is torture) before slicing. This patience pays off with clean, gooey squares instead of a melty mess.

Tips for Perfect Gingerbread S’mores Cookie Bars

After making these bars more times than I can count (okay fine, I may have a slight addiction), here are my foolproof tips:

• Underbake slightly – Pull the base out when the edges are set but the center still looks a tiny bit soft. It firms up as it cools for that dreamy chewy texture.
• Dark chocolate lovers – Swap semi-sweet chips for dark chocolate. The bitterness balances the sweetness perfectly.
• Storage secret – Layer parchment between bars in an airtight container to prevent sticking. They keep for 3 days… if they last that long!
• Marshmallow watch – Stay close during the final bake! Those little guys go from golden to burnt in seconds.

Follow these and you’ll be the cookie bar hero at every gathering!

Variations for Gingerbread S’mores Cookie Bars

Want to mix things up? Here are my favorite ways to play with this recipe:

• Swap semi-sweet chips for white chocolate – the creamy sweetness pairs amazingly with the spices
• Toss in ½ cup chopped pecans or walnuts for extra crunch (toast them first for maximum flavor!)
• Add a pinch of orange zest to the base for a bright citrus twist
• Try cinnamon chips instead of chocolate for double the cozy spice

The best part? You really can’t mess these up – have fun with it!

Serving and Storing Gingerbread S’mores Cookie Bars

Oh, the joy of serving these beauties! I love them slightly warm when the chocolate is still ooey-gooey, but room temp is just as delicious. Pro tip: Pop a cold square in the microwave for 10 seconds to recreate that fresh-from-the-oven magic. Store leftovers (if you have any!) in an airtight container with parchment between layers – they’ll stay perfect for up to 3 days. Though in my house, they never last that long!

Gingerbread S’mores Cookie Bars Nutrition

Just so you know, nutrition can vary based on your specific ingredients and brands. But for a general idea, each delicious square comes out to about 260 calories with 12g of fat. Not bad for a holiday treat that tastes this indulgent!

FAQs About Gingerbread S’mores Cookie Bars

I get questions about these bars ALL the time – here are the answers to the ones I hear most:

Can I use honey instead of molasses?
Oh honey, no! (Pun intended.) Molasses gives gingerbread its signature deep flavor. Honey will make the bars too sweet and you’ll lose that warm spice. In a pinch, dark corn syrup works better, but molasses is really worth it!

How do I prevent marshmallows from burning?
Watch them like a hawk during that final bake! I keep the oven light on and peek at 5 minutes. If they’re browning too fast, switch to broil for just 30-60 seconds at the very end for perfect golden tops.

Can I make these ahead for holiday parties?
Absolutely! Bake the base a day ahead and store covered at room temp. Right before serving, add toppings and do the final bake. The warm bars will taste freshly made!

Why divide the chocolate chips?
Half gets melted into a smooth layer (so good!), while the rest stays whole for those melty pockets. Trust me – this double chocolate move is a game changer!

Share Your Gingerbread S’mores Cookie Bars

I’d love to see your creations! Snap a pic, leave a comment, or tag me when you make these – nothing makes me happier than seeing your holiday baking adventures!

Print