Peanut Butter Marshmallow Squares
Step-by-Step Instructions
- Start by melting the unsalted butter and creamy peanut butter together in a saucepan over medium heat. Stir until the mixture is smooth and well combined.
- Once melted, remove the pan from the heat. Stir in the butterscotch chips and the vanilla extract until they’re fully incorporated.
- Gently fold in the fruity mini marshmallows, ensuring they’re evenly distributed without being crushed.
- Pour the mixture into a greased square pan and spread it out evenly.
- Let the squares cool and set completely before cutting them into bite-sized pieces. Enjoy your nostalgic treat!
Best Ways to Enjoy It
These Peanut Butter Marshmallow Squares can be served as a stand-alone snack or dressed up for a special occasion. Cut them into fun shapes with cookie cutters for kids’ parties or drizzle some melted chocolate on top for extra decadence. Pair them with a cold glass of milk, or serve alongside fresh fruit for a delightful contrast.
Keeping Leftovers Fresh
To store your leftovers, place the squares in an airtight container and keep them at room temperature for up to 5 days. If you’d like to save some for a longer period, they freeze beautifully! Just wrap them tightly in plastic wrap and store in a freezer-safe container. When you’re ready to indulge again, let them thaw at room temperature.
Helpful Cooking Tips
Here are some pro chef tips to ensure your Peanut Butter Marshmallow Squares come out perfectly every time:
- For an extra layer of flavor, consider adding a pinch of sea salt to the peanut butter mixture.
- If you’re using natural peanut butter, note that it may separate a bit more than conventional creamy peanut butter, so mix thoroughly before use.
- Let the mixture cool slightly before folding in the marshmallows to prevent them from melting.
Creative Twists
Feeling adventurous? Here are some variations to keep it interesting:
- Swap the butterscotch chips for chocolate chips or even white chocolate for a different flavor profile.
- Add chopped nuts for a crunchy texture or dried fruit for a chewy surprise.
- Use flavored marshmallows, such as chocolate or strawberry, to introduce new tastes.
Common Questions
How long does it take to prepare Peanut Butter Marshmallow Squares?
Preparation and cooking time is roughly 15-20 minutes, but don’t forget about cooling time, which may take about an hour.
Can I make this recipe gluten-free?
Absolutely! As the ingredients are gluten-free, just make sure to use products labeled as such.
What if I don’t have butterscotch chips?
You can easily substitute with chocolate chips or another type of baking chip you prefer.
These Peanut Butter Marshmallow Squares are not just a dessert; they’re a little piece of childhood wrapped in creamy, nutty, and fruity goodness. Enjoy the process of making them as much as you will relish savouring the delightful taste!

Peanut Butter Marshmallow Squares
Ingredients
Method
- Start by melting the unsalted butter and creamy peanut butter together in a saucepan over medium heat. Stir until the mixture is smooth and well combined.
- Once melted, remove the pan from the heat. Stir in the butterscotch chips and the vanilla extract until they’re fully incorporated.
- Gently fold in the fruity mini marshmallows, ensuring they’re evenly distributed without being crushed.
- Pour the mixture into a greased square pan and spread it out evenly.
- Let the squares cool and set completely before cutting them into bite-sized pieces. Enjoy your nostalgic treat!






