There’s nothing quite like the warm, inviting scent of freshly baked cookies wafting through the home, especially when those cookies are Brown Butter Marshmallow Crispy Cookies—a delightful tribute to the beloved Costco version. Imagine biting into a cookie that perfectly marries the nutty richness of browned butter with the crisp crunch of rice cereal and the sweet chew of mini marshmallows. It’s a nostalgic treat that takes just minutes to prepare and requires no chilling time, making it an absolute must for any busy afternoon.
I stumbled upon this recipe during a search for a quick dessert to bring to a friend’s gathering, and it may well have become my favorite sweet escape! The simplicity of creating these cookies is matched only by their irresistibility. Plus, with multiple substitution options for dietary preferences, you’ll be able to share the love with everyone. So, let’s dive into this charming recipe and bring a taste of Costco magic right into your kitchen!
Why Are Marshmallow Crispy Cookies So Irresistible?
Warm, Nostalgic Aroma: Baking these cookies fills your home with an irresistible scent that takes you back to childhood afternoons.
Delightfully Crunchy: The perfect combination of crispy rice cereal and chewy mini marshmallows creates a textural joy in each bite.
Quick and Easy: With no chilling time required, you can whip up a batch in about 30 minutes, making them ideal for spontaneous cravings or last-minute gatherings.
Diet-Friendly Variations: Whether you prefer gluten-free options or vegan substitutes, this recipe can be customized to fit any dietary need.
Crowd-Pleasing Treat: Perfect for sharing at parties, bake sales, or just an indulgent night in, everyone will enjoy these delightful cookies!
Treat yourself to these homemade delights and explore more scrumptious ideas in our Cookies section!
Marshmallow Crispy Cookies Ingredients
For the Cookies
- Salted Butter – Adds richness and flavor; can substitute with 7 tablespoons of melted butter after browning for moisture control.
- Brown Sugar – Imparts a deep caramel flavor and moisture; alternative: Coconut sugar for a lower glycemic index.
- Granulated Sugar – Provides sweetness and helps with cookie structure; any granulated sugar may be substituted.
- Egg – Binds ingredients and adds moisture; can replace with a flax egg (1 tbsp flaxseed meal + 2.5 tbsp water) for a vegan option.
- Vanilla Extract – Enhances flavor; suggested to use vanilla paste for a richer taste.
- Baking Soda – Helps cookies rise, creating a light texture; no substitutes recommended.
- Salt – Balances sweetness; can use kosher or sea salt.
- All-Purpose Flour – Creates structure; substitute with gluten-free 1:1 flour if needed.
- Rice Krispie Cereal – Contributes crispiness; ensure you are using gluten-free rice krispies for a gluten-free option.
- Mini Marshmallows – Adds chewiness and flavor; replace with chocolate chips for a variation.
- Flaked Salt – Used for topping to enhance flavor.
Bring a taste of Marshmallow Crispy Cookies magic into your kitchen with these delightful ingredients!
How to Make Marshmallow Crispy Cookies
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Preheat Oven: Begin by setting your oven to 350°F (175°C) and lining a baking sheet with parchment paper to ensure easy cookie removal later on.
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Brown the Butter: In a saucepan, melt the salted butter over medium heat, stirring occasionally until it turns golden brown and emits a nutty aroma. Allow it to cool for about 10 minutes.
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Mix Ingredients: In a mixing bowl, combine the cooled brown butter with brown sugar and granulated sugar. Beat in the egg and vanilla extract until the mixture is smooth and creamy.
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Combine Dry Ingredients: Gradually add baking soda, salt, and all-purpose flour to the wet mixture. Stir just until incorporated to maintain a tender texture in your cookies.
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Add Mix-Ins: Carefully fold in the rice krispie cereal and mini marshmallows, ensuring they are evenly distributed throughout the dough for that delightful chewiness in each bite.
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Shape Cookies: Using a 3-tablespoon cookie scoop, portion out the dough and place 4-5 cookies on each lined baking sheet, giving them space to spread as they bake.
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Bake: Slide the baking sheet into the oven and bake for 10-13 minutes, or until the cookies are lightly golden around the edges. Be cautious not to overbake for that perfect chewy center.
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Finish: As soon as the cookies come out of the oven, sprinkle with flaked salt while they are still warm, enhancing their flavor with a touch of saltiness.
Optional: Serve these cookies warm with a glass of milk for a delightful treat!
Exact quantities are listed in the recipe card below.
What to Serve with Marshmallow Crispy Cookies?
These delightful treats are a perfect accompaniment for a cozy gathering or a comforting afternoon snack.
- Cold Glass of Milk: A classic pairing that complements the sweetness of the cookies and enhances their chewiness.
- Warm Chocolate Sauce: Drizzle over the cookies for an indulgent twist that elevates their rich, buttery flavor.
- Fruity Yogurt Parfait: Layer crunchy elements in yogurt topped with fresh berries to balance the sweetness of the cookies.
- Fresh Fruit Salad: The brightness of seasonal fruits cuts through the richness, creating a colorful and refreshing contrast.
- Decadent Hot Chocolate: Treat yourself with a velvety cup of hot cocoa that matches beautifully with the cookies’ marshmallow goodness.
- Vanilla Ice Cream: Top these warm cookies with a scoop of creamy vanilla ice cream for the ultimate dessert experience. Enjoy the melt-in-your-mouth combination!
- Chewy Caramel Treats: For a layered flavor experience, serve alongside chewy caramels to enhance that buttery, sweet dynamic.
- Herbal Tea: A soothing cup of chamomile or peppermint tea offers a refreshing palate cleanser amidst the cookie’s sweetness.
- Chocolate Chip Cookie Ice Cream Sandwiches: For a heavenly twist, create mini ice cream sandwiches by using the cookies as the base, filled with your favorite ice cream.
- Salted Caramel Sauce: A dip for the cookies that brings out the nutty flavor of the brown butter and adds an extra layer of richness.
Make Ahead Options
These Brown Butter Marshmallow Crispy Cookies are perfect for busy weeknights and can be easily made ahead! For optimal convenience, you can prepare the cookie dough up to 3 days in advance. Simply mix the dough as instructed, then refrigerate it in an airtight container to maintain its freshness. When you’re ready to bake, scoop the dough onto a lined baking sheet, then bake as directed, adding just a couple of extra minutes if the dough is particularly chilled. Additionally, you can freeze the shaped dough for up to 3 months. When it’s time to indulge, there’s no need to defrost; simply bake straight from the freezer for warm, delicious cookies that are just as good as freshly made!
Marshmallow Crispy Cookies Variations
Feel free to get creative and customize these delightful cookies to suit your taste preferences and dietary needs!
- Gluten-Free: Swap all-purpose flour with a gluten-free 1:1 flour blend for a celiac-friendly treat.
- Vegan: Use vegan butter and replace the egg with a flax egg (1 tbsp flaxseed meal + 2.5 tbsp water). You won’t miss a beat!
- Coconut Sugar: For a lower glycemic option, choose coconut sugar instead of brown sugar, adding a unique flavor twist.
- Nutty Addition: Fold in ½ cup of chopped nuts, like pecans or walnuts, for a satisfying crunch and added richness.
- Chocolate Lovers: Replace mini marshmallows with chocolate chips for a deliciously gooey twist that will have chocolate enthusiasts swooning.
- Extra Flavor: Add 1 teaspoon of almond extract in place of vanilla for a subtle, fragrant note that complements the butter beautifully.
- Spiced Up: Sprinkle in a pinch of cinnamon or nutmeg for a warm, cozy flavor that enhances the overall cookie experience.
- Sweet & Salty: Press a few extra flaked sea salt crystals on top before baking for an exciting sweet and salty balance in every bite.
With these delightful variations, your baking adventure can be as unique as you are!
Storage Tips for Marshmallow Crispy Cookies
Room Temperature: Store cookies in an airtight container at room temperature for up to 3 days to maintain freshness.
Fridge: If you prefer, you can keep them in the fridge to extend their shelf life for about a week, but expect slight texture changes.
Freezer: For long-term storage, freeze the cookies individually in a freezer-safe bag for up to 2-3 months.
Reheating: When ready to enjoy, reheat in a microwave for 10-15 seconds or warm in an oven to restore that delightful warmth and chewy goodness.
Expert Tips for Marshmallow Crispy Cookies
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Butter Browning: Watch closely when browning the butter; it can burn quickly, affecting the flavor of your marshmallow crispy cookies.
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Mixing Technique: Avoid over-mixing when combining dry and wet ingredients. This keeps the texture light and tender, allowing those delightful marshmallows to shine.
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Chilling Optional: If you want thicker cookies, consider chilling the dough for about 30 minutes. This can help maintain their shape during baking.
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Measuring Flour: Use a kitchen scale for more accurate flour measurements. Too much flour can make cookies dry instead of chewy.
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Baking Sheet Space: Ensure you give cookies ample space on the baking sheet to allow for spreading. Aim for 4-5 cookies per sheet for best results.
Brown Butter Marshmallow Crispy Cookies Recipe FAQs
What type of butter should I use for these cookies?
I recommend using salted butter for a rich flavor, but you can substitute with 7 tablespoons of melted unsalted butter after browning. This maintains the moisture and taste you want in these delightful crispy cookies.
How should I store my leftover cookies?
Store your cookies in an airtight container at room temperature for up to 3 days. If you want to keep them fresh for longer, you can refrigerate them for about a week. Just keep in mind that the texture may change slightly if chilled.
Can I freeze the cookie dough?
Absolutely! To freeze the cookie dough, scoop individual portions onto a baking sheet lined with parchment paper and freeze until solid. After that, transfer the dough balls to a freezer-safe bag. They can be stored for up to 2-3 months. When you’re ready to bake, just pop them directly into a preheated oven without thawing – they may need an extra minute or two!
What if my cookies spread too much while baking?
If you find your cookies are spreading excessively, it could be due to warm dough. Try chilling the dough for about 30 minutes before baking. This helps them maintain their shape. Additionally, ensure you’re measuring the flour accurately; too little flour can lead to flat cookies!
Are these cookies suitable for those with dietary restrictions?
Yes! You can make gluten-free crispy cookies by using a gluten-free 1:1 flour and gluten-free rice krispies. For a vegan version, replace the egg with a flax egg (1 tablespoon flaxseed meal mixed with 2.5 tablespoons water) and use vegan butter. These tweaks ensure everyone can enjoy the sweet goodness of marshmallow crispy cookies!
Brown Butter Marshmallow Crispy Cookies – Costco Copycat Perfection
Ingredients
Equipment
Method
- Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
- Melt the salted butter in a saucepan over medium heat, stirring until golden brown and nutty. Cool for about 10 minutes.
- Combine cooled brown butter with brown sugar and granulated sugar. Beat in the egg and vanilla extract until smooth.
- Gradually add baking soda, salt, and flour, stirring until just incorporated.
- Fold in rice krispie cereal and mini marshmallows until evenly distributed.
- Using a 3-tablespoon cookie scoop, place 4-5 cookie portions on the lined baking sheet.
- Bake for 10-13 minutes, or until lightly golden around the edges.
- Sprinkle flaked salt on warm cookies immediately after removing from the oven.