- Melt Butter and Peanut Butter: In a large saucepan over medium heat, melt the butter and peanut butter together until smooth and well combined.
- Add Butterscotch Chips: Remove from heat and stir in the butterscotch chips until fully melted and incorporated.
- Stir in Vanilla: Mix in the vanilla extract to enhance the flavor.
- Add Marshmallows: Fold in the fruity mini marshmallows until evenly distributed throughout the mixture.
- Transfer to Pan: Pour the mixture into a greased 9×13-inch baking dish. Use a spatula to press it evenly into the pan.
- Cool and Set: Let the squares cool completely at room temperature, or refrigerate for 30–45 minutes to firm up.
- Cut and Serve: Once set, cut into squares and enjoy this nostalgic treat!
Serving and Storage
Serve Peanut Butter Marshmallow Squares as a sweet snack, dessert, or party treat. They pair well with milk or a cup of hot chocolate.
Store leftovers in an airtight container at room temperature for up to 3 days or in the refrigerator for up to a week. They can also be frozen for longer storage—just thaw before serving.
Tips
- Use creamy peanut butter for a smooth and easy-to-mix texture.
- Press the mixture gently into the pan to avoid squishing the marshmallows too much.
- Add extra marshmallows on top for a fun, colorful presentation.
- If butterscotch chips are too thick, melt over low heat or briefly in the microwave to avoid burning.
- Cut with a sharp knife to create clean, even squares.
Conclusion
Peanut Butter Marshmallow Squares are a nostalgic, chewy, and sweet treat that brings back childhood memories. Easy to make and irresistibly delicious, they’re perfect for sharing with friends and family or enjoying as a personal indulgence. Their combination of peanut butter, marshmallows, and butterscotch chips ensures every bite is packed with flavor and fun.
FAQ
Can I use natural peanut butter?
Yes, but you may need to stir more vigorously to ensure it blends smoothly with the butter.
Can I add chocolate chips?
Absolutely! Chocolate chips can be added along with butterscotch chips for extra richness.
How do I make them extra chewy?
Use mini marshmallows and avoid over-pressing the mixture into the pan.
Can I use a different type of chip?
Yes, white chocolate or peanut butter chips are great alternatives.
Can I make these ahead of time?
Yes, they can be made a day ahead and stored in an airtight container at room temperature or in the refrigerator.
