No Bake Peanut Butter Oat Cups

These No Bake Peanut Butter Oat Cups are a delicious and satisfying treat that combines the rich flavor of peanut butter with the wholesome goodness of oats and a silky chocolate topping. Perfect for a quick snack, a healthy dessert, or a post-workout bite, this recipe is as simple as it is indulgent.

Why You’ll Love This Recipe

This recipe requires no baking, making it incredibly convenient and mess-free. It uses just a handful of pantry ingredients and comes together in minutes. The creamy peanut butter and subtly sweet oat base are topped with smooth, rich chocolate, creating a perfect balance of flavor and texture. These oat cups are naturally sweetened with maple syrup and can easily be made vegan or gluten-free, depending on your preferences.

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

peanut butter
oat flour (Rolled oats processed finely in a food processor)
maple syrup
chocolate chips
coconut oil (optional)

Directions

In a medium-sized microwave-safe bowl, combine the peanut butter and maple syrup. Microwave for 40–60 seconds until warm, then stir until fully combined.
Gradually add the oat flour, stirring until the mixture becomes thick and moldable.
Lightly grease a muffin pan or line with cupcake liners. Evenly divide the peanut butter mixture among the cups and press down firmly.
In a small microwave-safe bowl, combine the chocolate chips and coconut oil. Microwave in 30-second intervals, stirring each time, until the chocolate is melted and smooth.
Spoon the melted chocolate over each peanut butter oat cup and smooth the tops. Add optional toppings such as flaky salt or mini chocolate chips.
Refrigerate for 2–3 hours, or until fully set. Remove from the pan and store in an airtight container in the refrigerator.

Servings and timing

This recipe yields approximately 12 oat cups and takes about 10 minutes to prepare. Chill time is 2–3 hours, making it ideal for prepping ahead of time.

Variations

Nut-Free: Use sunflower seed butter in place of peanut butter.
Sweetener Swap: Replace maple syrup with honey or agave syrup.
Gluten-Free: Ensure the oats you use are certified gluten-free.
Vegan Option: Choose dairy-free chocolate chips.
Add-Ins: Mix in chopped nuts, seeds, or shredded coconut to the oat base.
Spices: Add a pinch of cinnamon or a dash of vanilla extract for extra flavor.
Protein Boost: Stir a scoop of protein powder into the oat mixture.
Layered Look: Pour half the oat mixture, a layer of chocolate, then top with the rest and finish with more chocolate.
Mini Cups: Use a mini muffin tin to make bite-sized portions.
Fruit Twist: Add a teaspoon of fruit jam in the center before adding the chocolate layer.

storage/reheating

Store these no bake cups in an airtight container in the refrigerator for up to 5 days. For longer storage, they can be kept in the freezer for up to 1 month. Allow them to thaw in the fridge or at room temperature before serving. As they are no bake, reheating is not necessary.

FAQs

How long do these peanut butter oat cups last?

They last up to 5 days in the refrigerator and up to 1 month in the freezer when stored in an airtight container.

Can I use crunchy peanut butter?

Yes, but it will slightly alter the texture and make the base a bit chunkier.

What can I use if I don’t have oat flour?

You can make your own by processing rolled oats in a food processor until fine.

Is it possible to make this recipe vegan?

Yes, just use dairy-free chocolate chips and ensure your maple syrup is vegan-certified.

Can I substitute the maple syrup?

Yes, honey or agave syrup are good alternatives.

Do I need to use coconut oil in the chocolate?

No, it’s optional. It just helps make the chocolate smoother and glossier.

What’s the best way to press the mixture into the muffin pan?

Use your fingers or the back of a spoon to press it down firmly and evenly.

Are these suitable for kids?

Absolutely. They’re made with wholesome ingredients and are great for lunchboxes or after-school snacks.

Can I add protein powder?

Yes, adding a scoop of your favorite protein powder can make these more filling.

Can I make them in a square pan instead?

Yes, press the mixture into a parchment-lined 8×8-inch pan, add chocolate, chill, and cut into bars.

Conclusion

No Bake Peanut Butter Oat Cups are a convenient, tasty, and healthy treat you can whip up in no time. Whether you’re craving something sweet or need a quick snack, these versatile cups deliver on flavor and nutrition. With simple ingredients and endless customization options, they’re a staple you’ll want to keep in your fridge all year round.