Irresistible Monster Cookies Recipe: Sweet & Chewy Delights

Chocolate chips, peanut butter, and oats come together in this irresistible monster cookies recipe that packs a delightful punch of flavor.

Packed with colorful candies and hearty mix-ins, these cookies deliver a satisfying crunch in every bite.

The sweet and chewy texture makes them an instant crowd-pleaser for kids and adults alike.

No ordinary cookie could compete with these robust treats bursting with personality.

Each batch promises a delectable adventure that combines classic comfort with playful indulgence.

The secret lies in the perfect balance of ingredients that create a memorable dessert experience.

You’ll be amazed at how quickly these monster cookies disappear from the cookie plate.

FAQs

  • Are Monster Cookies difficult to make?

No, they’re surprisingly easy! You just need basic baking skills and follow simple mixing steps with standard kitchen equipment.

  • Can I make these cookies without peanut butter?

Not recommended. Peanut butter is crucial for the classic Monster Cookie flavor and helps bind ingredients together.

  • Why are they called Monster Cookies?

They’re called “Monster” because they’re large, packed with multiple mix-ins like chocolate chips and M&Ms, creating a big, colorful, overloaded cookie.

  • Do I need any special equipment to make these?

Just standard baking tools like a mixer, baking sheet, parchment paper, and measuring cups will work perfectly.

Monster Cookies: Batch Highlights

  • Crowd-Pleasing Comfort: Monster cookies pack a delightful punch of sweet and chewy goodness that makes everyone from kids to adults smile with pure joy.
  • Quick Kitchen Magic: Whip up these cookies in a flash with simple ingredients and straightforward mixing technique, perfect for spontaneous baking moments or sudden sweet cravings.
  • Customizable Creativity: Toss in your favorite chocolate chips, swap out M&Ms for different colors, or add nuts to make these cookies uniquely yours, turning baking into a fun personal adventure.
  • No-Fuss Family Treat: These monster cookies are super forgiving for bakers of all skill levels, guaranteeing delicious results whether you're a kitchen newbie or seasoned pro.

Everything Needed for Chewy Monster Cookies

Base Ingredients:
  • Butter: Provides rich flavor and helps create a soft, tender cookie texture.
  • Granulated Sugar, Brown Sugar: Contribute sweetness and help with cookie caramelization and moisture.
  • Peanut Butter: Adds nutty flavor and helps bind the cookie ingredients together.
  • Eggs: Act as a binding agent and provide structure to the cookies.
Flavor Enhancers:
  • Vanilla Extract, Maple Syrup: Bring depth of flavor and subtle sweetness to the cookie.
Dry Ingredients:
  • All-Purpose Flour: Forms the basic structure of the cookie.
  • Baking Soda, Baking Powder: Help the cookies rise and create a soft, light texture.
  • Salt: Balances and enhances the overall flavor of the cookies.
  • Rolled Oats: Add texture and hearty, wholesome character to the cookie.
Mix-Ins:
  • Chocolate Chips, M&Ms: Provide bursts of chocolate flavor and colorful visual appeal to the cookies.

Step 1: Warm Up The Oven

Crank the oven to a toasty 350°F.

Grab a large baking sheet and line it with parchment paper for easy cleanup.

Step 2: Create The Creamy Base

In a spacious mixing bowl, whip together butter and sugars until they transform into a fluffy cloud.

Blend in peanut butter until silky smooth.

Crack in the eggs, then splash in vanilla and maple syrup.

Mix until everything becomes best friends.

Step 3: Combine Dry Ingredients

In a separate bowl, dance together:
  • All-purpose flour
  • Baking soda
  • Baking powder
  • Salt
  • Rolled oats

Gently fold this dry mixture into the wet ingredients.

Stir just until they’re perfectly combined – no overmixing allowed!

Step 4: Load Up With Goodies

Toss in your fun mix-ins:
  • Chocolate chips
  • Colorful M&Ms

Stir until they’re evenly scattered throughout the dough like delicious confetti.

Step 5: Shape The Cookies

Scoop out generous dollops of dough, spacing them about 3 inches apart on the baking sheet.

Give each cookie a gentle press to flatten slightly.

For extra pizzazz, sprinkle some additional chocolate chips and M&Ms on top.

Step 6: Bake To Perfection

Slide the baking sheet into the oven.

Bake for 9-11 minutes until the edges look set but the centers remain slightly soft and dreamy.

Let the cookies cool completely on a wire rack, resisting the temptation to devour them immediately.

Tips for Baking Soft, Loaded Monster Cookies

  • Chill dough for 30 minutes before baking to help cookies maintain shape and prevent excessive spreading.
  • Swap chocolate chips and M&Ms with other favorites like peanut butter chips, butterscotch chips, or chopped nuts for personalized flavor.
  • Remove cookies when edges are golden but centers look slightly underbaked for soft, chewy texture that continues cooking on the baking sheet.
  • Substitute all-purpose flour with gluten-free flour blend and ensure oats are certified gluten-free for celiac-friendly cookies.
  • Store cooled cookies in airtight container with parchment between layers to maintain freshness and prevent sticking for up to 5 days.
  • Gluten-Free Monster Cookies: Replace wheat flour with gluten-free flour blend or almond flour for celiac or gluten-sensitive individuals.
  • Vegan Monster Cookies: Swap butter with coconut oil, use flax eggs instead of chicken eggs, and choose dairy-free chocolate chips and vegan M&Ms.
  • Protein-Packed Monster Cookies: Add protein powder to the dry ingredients and use almond butter or protein-enriched peanut butter for extra nutrition.
  • Reduced-Sugar Monster Cookies: Substitute part of the sugar with monk fruit sweetener or stevia, and use sugar-free chocolate chips for a lower-carb version.

Fun Ways to Serve Monster Cookies

  • Party Platter Presentation: Arrange cookies on a colorful ceramic tray with playful scattered M&Ms around the edges, creating a festive display that highlights the cookie's vibrant colors.
  • Milk Pairing Magic: Serve alongside cold glasses of whole milk or chocolate milk, encouraging a classic dunking experience that enhances the cookie's rich flavor profile.
  • Kid-Friendly Dessert Bar: Create a fun cookie station where children can add extra toppings like sprinkles, mini marshmallows, or additional chocolate chips to personalize their monster cookies.
  • Sweet Gift Packaging: Stack cookies in clear cellophane bags tied with bright ribbons, perfect for birthday parties, school events, or unexpected sweet surprises for friends and family.

Best Methods for Storing Monster Cookies

  • Store cooled Monster Cookies in an airtight container for up to 5 days, keeping them soft and delicious. Place parchment paper between layers to prevent sticking.
  • Wrap individual cookies tightly in plastic wrap, then place in freezer bags. Frozen cookies maintain quality for 2-3 months. Thaw at room temperature for 30 minutes before enjoying.
  • Keep cookies in a sealed container away from direct sunlight and heat. Place a slice of bread inside to help maintain moisture and softness of the cookies.
  • Prepare cookie dough in advance and refrigerate for up to 3 days before baking. Alternatively, scoop and freeze raw dough balls for future baking, extending your cookie preparation convenience.
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Monster Cookies Recipe


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4.7 from 10 reviews

  • Total Time: 30 minutes
  • Yield: 24 1x

Description

Irresistible Monster Cookies pack a playful punch of chocolate chips, peanut butter, and oats into one epic treat. Sweet childhood memories merge with grown-up cravings in this delightful dessert you’ll want to share with everyone at the table.


Ingredients

Scale

Base Ingredients:

  • 1/2 cup (113g) unsalted butter, room temperature
  • 1 cup (200g) light brown sugar, packed
  • 1/4 cup (50g) granulated sugar
  • 1/3 cup smooth peanut butter, room temperature
  • 1 large egg plus 1 egg yolk, room temperature
  • 2 teaspoons vanilla extract
  • 2 teaspoons maple syrup

Dry Ingredients:

  • 1 cup (115g) old-fashioned rolled oats
  • 1 1/4 cups (155g) all-purpose flour, spooned and leveled
  • 1 teaspoon baking soda
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon kosher salt

Mix-ins:

  • 3/4 cup semi-sweet chocolate chips, plus more for top
  • 3/4 cup M&M candies, plus more for top

Instructions

  1. Preheat the oven to 350°F and prepare a large baking sheet with parchment paper for optimal cookie performance.
  2. Create a creamy base by thoroughly blending butter and sugars until light and airy. Incorporate peanut butter until completely smooth, then integrate eggs, vanilla, and maple syrup for rich flavor depth.
  3. Combine dry ingredients by whisking flour, leavening agents, salt, and oats together in a separate bowl. Gently fold the dry mixture into the wet ingredients, mixing in two stages to ensure even distribution without overmixing.
  4. Introduce chocolate chips and M&Ms into the dough, stirring carefully to guarantee a uniform spread of colorful mix-ins throughout the cookie batter.
  5. Using a portioning scoop, place 2-ounce dough mounds on the prepared baking sheet, spacing them 3 inches apart. Softly flatten the tops and strategically place additional chocolate chips and M&Ms on the surface for enhanced visual appeal.
  6. Bake for 9-11 minutes, watching for set edges and slightly underbaked centers – the hallmark of a perfectly textured monster cookie. Transfer to a wire rack and allow cookies to cool completely, enabling them to achieve their ideal chewy consistency.

Notes

  • Customize chocolate chips and M&Ms for vibrant, personalized cookie appearance.
  • Ensure room temperature ingredients blend smoothly and create consistent cookie texture.
  • Chilling dough for 30 minutes helps prevent excessive spreading during baking.
  • Use parchment paper or silicone mat for easy cookie removal and consistent browning.
  • Prep Time: 20 minutes
  • Cook Time: 10 minutes
  • Category: Snacks, Desserts
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 24
  • Calories: 210
  • Sugar: 12g
  • Sodium: 105mg
  • Fat: 10g
  • Saturated Fat: 4g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 29g
  • Fiber: 1g
  • Protein: 3g
  • Cholesterol: 25mg
Lena Martinez

Lena Martinez

Contributing Writer & Culinary Educator

Expertise

Southwestern and Latin American cuisines, Vegetarian and plant-based recipe development, Culinary education and community outreach ​

Education

Santa Fe Community College, Santa Fe, NM
Certificate in Culinary Arts

Emphasized Southwestern cuisine and sustainable cooking practices


Lena grew up surrounded by the colors, spices, and traditions of the Southwest – flavors that sparked her love for bold, honest cooking. After earning her Culinary Arts certificate at Santa Fe Community College, she made it her mission to teach home cooks how to create flavorful, plant-powered meals without the fuss.
Her recipes are packed with vibrant ingredients, simple steps, and the kind of heart that turns a regular meal into something you’ll want to share. Outside the kitchen, Lena spends her time wandering farmers’ markets, trading family recipes, and helping young chefs find their voice through food.

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