Peanut Butter Cup Chocolate Cookies

These Peanut Butter Cup Chocolate Cookies are soft, fudgy, and filled with an irresistible combination of rich cocoa, peanut butter chips, and mini peanut butter cups. I love how the centers stay slightly soft while the edges bake until perfectly set. I make these cookies whenever I want an easy dessert that delivers plenty of chocolate and peanut butter flavor in every bite.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

½ cup unsalted butter, at room temperature

¾ cup granulated sugar

¼ cup packed brown sugar

1 large egg

1 teaspoon vanilla extract

1 cup plus 2 tablespoons all-purpose flour

½ cup unsweetened cocoa powder

½ teaspoon baking powder

½ teaspoon salt

½ cup peanut butter chips

2 cups mini peanut butter cups, with some chopped and some left whole

Directions

I preheat the oven to 350°F (175°C) and line one or two baking sheets with parchment paper.

In a large mixing bowl, I beat the softened butter for about 2 minutes, until it becomes light and fluffy.

I add the granulated sugar and brown sugar, then continue mixing for another 1 to 2 minutes.

I beat in the egg until it is fully incorporated, then mix in the vanilla extract.

In a separate bowl, I sift together the all-purpose flour, cocoa powder, and baking powder.

I add the dry ingredients and salt to the butter mixture, then mix just until a thick chocolate dough forms. I avoid overmixing so the cookies remain soft.

I gently fold in the mini peanut butter cups, reserving a few whole or chopped pieces for decorating the tops.

I scoop approximately 1½ tablespoons of dough for each cookie and arrange the dough balls on the prepared baking sheets, leaving enough space between them for spreading.

I press several peanut butter chips into the top of each dough ball.

I bake the cookies for 10 to 12 minutes, until the edges are set but the centers still look slightly soft.

After removing the cookies from the oven, I press additional peanut butter cups and peanut butter chips into the tops while the cookies are still warm.

I let the cookies cool on the baking sheet for several minutes before transferring them to a wire rack to cool completely.

Servings and Timing

I prepare approximately 14 cookies from this recipe, depending on the size of each dough ball.

Prep time: 10 minutes

Cooking time: 10–12 minutes

Total time: About 20–22 minutes

Servings: 14 cookies

Calories: Approximately 290 calories per serving

Variations

Add Chocolate Chips:

I sometimes add semisweet, milk chocolate, or dark chocolate chips for an even richer chocolate flavor. I reduce the peanut butter chips slightly so the dough does not become overloaded with mix-ins.

Use Regular Peanut Butter Cups:

When I cannot find mini peanut butter cups, I chop regular-size peanut butter cups into small pieces before folding them into the dough.

Add Chopped Peanuts:

I add roasted, salted peanuts when I want extra crunch and a stronger peanut flavor. The saltiness also balances the sweetness of the chocolate dough.

Make Larger Cookies:

I use about 3 tablespoons of dough for bakery-style cookies. I increase the baking time by a few minutes and remove them when the edges are set but the centers remain soft.

Add a Peanut Butter Drizzle:

Once the cookies have cooled, I drizzle them with melted peanut butter chips. I let the drizzle set before storing or serving the cookies.

Storage/Reheating

I store completely cooled cookies in an airtight container at room temperature for up to 4 days. I place parchment paper between the layers to prevent the cookies from sticking together.

For longer storage, I refrigerate the cookies in a sealed container for up to one week. I let them return to room temperature before serving so their texture becomes soft again.

I freeze baked cookies in a freezer-safe container or bag for up to 3 months. I separate the layers with parchment paper and thaw the cookies at room temperature when I am ready to serve them.

I can also freeze unbaked dough balls. I arrange them on a tray until firm, then transfer them to a freezer-safe bag. I bake them directly from frozen, adding approximately 1 to 3 minutes to the baking time.

To reheat a cookie, I warm it in the microwave for about 8 to 12 seconds. I find that this softens the center and makes the chocolate and peanut butter pieces slightly melty again.

FAQs

Why did my cookies spread too much?

I usually find that excessive spreading happens when the butter is too warm or the baking sheet is hot. I use softened butter rather than melted butter, and I place the dough on a completely cooled baking sheet. When the dough feels very soft, I chill it for 20 to 30 minutes before baking.

Can I prepare the cookie dough in advance?

Yes. I prepare the dough, cover it tightly, and refrigerate it for up to 48 hours. I let the chilled dough sit at room temperature for a few minutes if it is too firm to scoop.

How do I keep the cookies soft and fudgy?

I avoid overbaking them. I remove the cookies when the edges are set but the centers still appear slightly underdone. They continue to firm up as they cool on the baking sheet.

Can I use natural cocoa powder or Dutch-process cocoa powder?

I prefer natural unsweetened cocoa powder for this recipe because it works well with the baking powder and produces a classic chocolate flavor. Dutch-process cocoa can also be used, but it may create a darker color and a slightly different flavor.

Can I replace the peanut butter chips?

Yes. I replace them with chocolate chips, white chocolate chips, chopped peanuts, or additional pieces of peanut butter cups. I keep the total quantity of mix-ins similar so the cookie dough holds together properly.

Conclusion

These Peanut Butter Cup Chocolate Cookies combine a fudgy chocolate cookie with creamy peanut butter pieces in every bite. I love their soft centers, rich flavor, and simple preparation. Whether I make them for a celebration, a holiday cookie tray, or an everyday dessert, they are always a satisfying treat for anyone who enjoys chocolate and peanut butter together.

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