Try these delicious no bake peanut butter cereal bars. A perfect for on-the-go snack or dessert, these bars combine the rich flavor of peanut butter with a satisfying crunch. They are ideal for kids’ lunches, quick snacks, or even as a sweet treat during movie night. The best part? They come together in just 25 minutes without the need for an oven!
Why You’ll Love This Recipe
- Quick and Easy: This recipe requires minimal prep time and no baking, making it a breeze to whip up.
- Delicious Flavor: The combination of creamy peanut butter and crunchy cereals creates a delightful taste that everyone will love.
- Versatile: Customize your bars by adding different mix-ins like dried fruits or chocolate chips to suit your preferences.
- Perfect for Meal Prep: Make a batch ahead of time for healthy snacks throughout the week.
- Kid-Friendly: Kids can help with mixing and shaping these bars, making it a fun family activity.
Tools and Preparation
Before diving into the recipe, gather your tools to ensure a smooth process. Having everything ready will make preparing your no bake peanut butter cereal bars easy and enjoyable.
Essential Tools and Equipment
- Mixing bowl
- Medium saucepan
- Baking pan (15” x 10” x 1”)
- Non-stick spray
- Spoon or spatula
Importance of Each Tool
- Mixing bowl: A spacious bowl allows you to combine all ingredients easily without spilling.
- Medium saucepan: Perfect for heating the corn syrup and sugar mixture evenly, ensuring it reaches the right consistency.
- Baking pan: The right size pan gives your bars structure while they cool, ensuring they set properly.
- Non-stick spray: Prevents sticking, allowing for easy removal once the bars are set.

Ingredients
To create these delightful no bake peanut butter cereal bars, gather the following ingredients:
Cereal Base
- 4 cups cheerios
- 4 cups crisp rice cereal
Nutty Goodness
- 2 cups dry roasted peanuts
Sweet Additions
- 2 cups M&M’s
- 2 cups light corn syrup
- 1 ¾ cups sugar
Creamy Blend
- 2 ½ cups creamy peanut butter
- 1 ¾ teaspoons vanilla
How to Make No Bake Peanut Butter Cereal Bars
Follow these simple steps to create your no bake peanut butter cereal bars:
Step 1: Prepare Your Pan
- Spray a 15” x 10” x 1” baking pan with non-stick spray. Set aside to ensure your bars won’t stick.
Step 2: Combine Dry Ingredients
- In a large mixing bowl, combine the cheerios, crisp rice cereal, dry roasted peanuts, and M&M’s.
- Mix well until all ingredients are evenly distributed.
Step 3: Make the Syrup Mixture
- In a medium-sized saucepan over medium heat, bring the light corn syrup and sugar to a gentle boil while stirring frequently.
- Once boiling, remove from heat and stir in the creamy peanut butter and vanilla until fully combined.
Step 4: Combine Everything Together
- Pour the syrup mixture over the cereal mixture in your large mixing bowl.
- Toss everything gently but thoroughly to coat all dry ingredients with the syrup.
Step 5: Set Your Bars
- Spread the mixture evenly into the prepared baking pan using a spatula or spoon.
- Let sit at room temperature until set (about an hour) before cutting into squares.
Enjoy your delicious no bake peanut butter cereal bars as a convenient snack any time of day!
How to Serve No Bake Peanut Butter Cereal Bars
These no bake peanut butter cereal bars are versatile and can be enjoyed in various ways. Whether as a quick snack or a delightful dessert, here are some serving suggestions to enhance your experience.
Pair with Fresh Fruit
- Apples: Slice fresh apples for a crunchy contrast that complements the sweetness of the bars.
- Berries: Serve with strawberries, blueberries, or raspberries for a burst of freshness.
Enjoy with Dairy Alternatives
- Plant-Based Yogurt: A scoop of almond or coconut yogurt adds creaminess and balances the flavors.
- Non-Dairy Milk: A glass of oat or almond milk pairs perfectly for a satisfying snack.
Add a Crunchy Topping
- Chopped Nuts: Sprinkle extra peanuts or walnuts on top for added crunch and nutrition.
- Chocolate Chips: Drizzle melted dairy-free chocolate over the bars for an indulgent touch.
Create a Dessert Platter
- Variety of Bars: Mix these bars with other no-bake treats to create an appealing dessert platter.
- Dips: Include nut butter or fruit dips for extra flavor options that everyone will enjoy.
How to Perfect No Bake Peanut Butter Cereal Bars
To achieve the best results with your no bake peanut butter cereal bars, consider these helpful tips.
- Use fresh ingredients: Ensure your peanut butter is creamy and not past its expiration date for optimal texture and flavor.
- Measure accurately: Use precise measurements for the cereals and syrups to maintain the right consistency in your bars.
- Cool completely: Allow the mixture to cool before cutting; this helps the bars set properly and hold their shape.
- Line the pan: For easy removal, line your pan with parchment paper before spreading in the mixture.
- Store properly: Keep leftover bars in an airtight container at room temperature or refrigerate for longer shelf life.
Best Side Dishes for No Bake Peanut Butter Cereal Bars
These no bake peanut butter cereal bars can be complemented by various side dishes that add flavor and texture. Here are some great options.
- Fruit Salad: A mix of seasonal fruits provides a refreshing balance to the sweetness of the bars.
- Vegetable Sticks: Carrot, celery, and cucumber sticks offer a crunchy texture that contrasts nicely with the soft bars.
- Trail Mix: A homemade trail mix with nuts, seeds, and dried fruits makes a nutritious pairing.
- Smoothie Bowl: A thick smoothie topped with granola or nuts creates a satisfying combination for breakfast or snack time.
- Rice Cakes: Lightly salted rice cakes serve as a crunchy side that complements the creamy taste of peanut butter.
- Popcorn: Air-popped popcorn seasoned with nutritional yeast adds a savory element to balance out sweetness.
Common Mistakes to Avoid
When making No Bake Peanut Butter Cereal Bars, it’s easy to make a few common mistakes. Here are some tips to ensure your bars turn out perfectly.
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Skipping the Non-Stick Spray: Not greasing your pan can lead to a sticky mess. Always spray your pan with non-stick spray before adding the mixture.
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Overcooking the Syrup: Boiling the corn syrup and sugar too long can cause hard bars. Bring it to a boil and remove it promptly to achieve the right texture.
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Not Mixing Thoroughly: Failing to coat the cereals and peanuts evenly can result in uneven bars. Toss everything well until all ingredients are covered by the syrup mixture.
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Using Cold Peanut Butter: Cold peanut butter can be difficult to mix in smoothly. Ensure your peanut butter is at room temperature for easier mixing.
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Not Allowing Enough Time to Set: Cutting the bars too soon may lead to crumbling. Allow them to sit until fully set before slicing.

Storage & Reheating Instructions
Refrigerator Storage
- Store your No Bake Peanut Butter Cereal Bars in an airtight container.
- They will keep well in the refrigerator for up to one week.
Freezing No Bake Peanut Butter Cereal Bars
- Wrap individual bars tightly in plastic wrap or aluminum foil.
- Place them in a freezer-safe bag or container; they can be frozen for up to three months.
Reheating No Bake Peanut Butter Cereal Bars
- Oven: Preheat oven to 350°F (175°C). Warm bars for about 10 minutes until soft.
- Microwave: Heat bars on medium power for 15-20 seconds. Check frequently to avoid melting.
- Stovetop: Place bars in a skillet on low heat, stirring occasionally until softened.
Frequently Asked Questions
Here are some answers to common questions about making No Bake Peanut Butter Cereal Bars.
How long do No Bake Peanut Butter Cereal Bars last?
No Bake Peanut Butter Cereal Bars last up to one week when stored properly in an airtight container in the refrigerator.
Can I use different cereals for this recipe?
Absolutely! Feel free to experiment with other cereals like granola or bran flakes for unique textures and flavors.
Are these bars gluten-free?
To make gluten-free No Bake Peanut Butter Cereal Bars, use certified gluten-free cereals and check other ingredients for gluten content.
How can I customize my No Bake Peanut Butter Cereal Bars?
You can add various nuts, seeds, or dried fruits to enhance flavor and nutrition. Get creative with toppings like chocolate chips or coconut flakes!
Final Thoughts
These No Bake Peanut Butter Cereal Bars are not only easy to make but also perfect for any occasion. Their versatility allows you to customize them with your favorite mix-ins, making them a delightful treat anytime. Try this recipe today and enjoy a delicious snack that everyone will love!
No Bake Peanut Butter Cereal Bars
Indulge in the delightful simplicity of No Bake Peanut Butter Cereal Bars, a perfect treat for any occasion! These bars combine the creamy richness of peanut butter with a satisfying crunch from cereals and nuts, making them an ideal snack for kids and adults alike. With just 25 minutes of prep time and no oven required, you can whip up a batch in no time. Customize them with your favorite mix-ins like dried fruits or dairy-free chocolate chips to create a personalized snack that everyone will love. Perfect for lunchboxes, movie nights, or as a quick energy boost throughout the day!
- Prep Time: 15 minutes
- Cook Time: 10 minutes
- Total Time: 25 minutes
- Yield: Approximately 24 servings 1x
- Category: Dessert
- Method: No Bake
- Cuisine: American
Ingredients
- 4 cups cheerios
- 4 cups crisp rice cereal
- 2 cups dry roasted peanuts
- 2 cups M&M's
- 2 cups light corn syrup
- 1 ¾ cups sugar
- 2 ½ cups creamy peanut butter
- 1 ¾ teaspoons vanilla
Instructions
- Prepare a 15'' x 10'' baking pan by spraying it with non-stick spray.
- In a large mixing bowl, combine cheerios, crisp rice cereal, dry roasted peanuts, and M&M's; mix well.
- Heat light corn syrup and sugar in a medium saucepan over medium heat until boiling. Remove from heat and stir in peanut butter and vanilla until smooth.
- Pour the syrup mixture over the dry ingredients in the bowl, tossing gently to coat evenly.
- Spread the mixture into the prepared baking pan using a spatula. Allow it to sit at room temperature for about an hour until set before cutting into squares.
Nutrition
- Serving Size: 1 bar (40g)
- Calories: 190
- Sugar: 14g
- Sodium: 30mg
- Fat: 8g
- Saturated Fat: 1g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 27g
- Fiber: 1g
- Protein: 4g
- Cholesterol: 0mg
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