Peanut Butter Fudge Recipe With Powdered Sugar: 3-Ingredient Creamy Delight

This three-ingredient fudge delivers creamy perfection with minimal effort. No candy thermometer, no complicated steps—just a straightforward method that guarantees smooth, rich results every time.

The secret lies in the balance of ingredients: peanut butter for depth, powdered sugar for sweetness, and butter for that melt-in-your-mouth texture. Together, they create a dessert that’s both indulgent and approachable.

What you’ll get is a batch of fudge so velvety, it’s hard to believe it’s this simple. The powdered sugar dissolves effortlessly, ensuring no grainy texture—just pure, creamy satisfaction.

Perfect for gifting, holiday platters, or satisfying a sweet craving. This recipe proves that extraordinary results don’t require extraordinary effort.

Ingredients for Peanut Butter Fudge Recipe with Powdered Sugar

Just a handful of pantry staples creates this rich, velvety treat with ease.

The peanut butter is the foundation—Jif or Skippy creamy work perfectly, but natural peanut butter (the stirred kind) can separate during melting, so stick with stabilized brands. Powdered sugar must be fresh and lump-free; old boxes can absorb moisture and create graininess. For the butter, Land O’Lakes or Kerrygold unsalted give the cleanest flavor without competing with the peanut butter.

No powdered sugar? Blend granulated sugar with 1 tbsp cornstarch per cup as a substitute, but expect slightly less smoothness. Swap peanut butter for almond or cashew butter if needed—just ensure it’s creamy, not crunchy. The vanilla extract can be omitted, but it adds depth that balances the sweetness. Half the salt if using salted butter.

This fudge sets up in 2 hours at room temperature but firms best after 4 hours in the fridge. Store in an airtight container—it keeps for 1 week at room temp or 2 weeks refrigerated. Freezing isn’t recommended (it can get crumbly).

Step-by-Step Instructions for Peanut Butter Fudge

Here’s the method. Simple, precise, and guaranteed to deliver smooth results every time.

Step 1: Melt and Combine the Butter and Peanut Butter

In a medium saucepan, melt the 0.5 cup Unsalted Butter over low heat. You want it fully liquid but not bubbling or browned—this ensures even incorporation without altering the flavor profile.

Once melted, stir in the 1.5 cups Creamy Peanut Butter until the mixture is completely smooth and homogeneous. The peanut butter should dissolve seamlessly into the butter, creating a glossy, liquid base. This step typically takes 2-3 minutes of gentle stirring.

Step 2: Incorporate the Flavorings

Remove the saucepan from heat and immediately stir in the 1 tsp Vanilla Extract and 0.25 tsp Salt. The vanilla adds depth, while the salt balances the sweetness and enhances the peanut butter flavor.

At this stage, the mixture will be thin and pourable. It’s critical to work quickly before the mixture begins to set. The aroma should be rich and nutty, with a subtle vanilla undertone that signals proper flavor development.

Step 3: Gradually Add the Powdered Sugar

Return the saucepan to low heat and begin adding the 4 cups Powdered Sugar, 1 cup at a time, stirring continuously. The powdered sugar must be fully incorporated before adding more to prevent clumping.

The mixture will thicken significantly as the sugar absorbs the liquid. After all the sugar is added, continue stirring for another 1-2 minutes until the fudge pulls away from the sides of the pan and forms a smooth, thick ball. It should be glossy and hold its shape when pressed.

Step 4: Set and Cut the Fudge

Line an 8×8-inch baking dish with parchment paper, leaving an overhang on the sides for easy removal. Transfer the fudge mixture into the dish and press it evenly into the corners using a spatula or your fingers (lightly greased to prevent sticking).

Let the fudge cool at room temperature for 2 hours until fully set. It should be firm to the touch with a matte finish. Once set, lift it from the dish using the parchment overhang and cut into 1-inch squares with a sharp knife. Each piece should have a smooth, creamy texture that melts in your mouth.

Perfect Pairings for This Recipe

Beverage Pairings

Cold milk is my go-to pairing—the creamy texture complements the fudge’s richness perfectly. For adults, a glass of cold brew coffee cuts through the sweetness with its bold, smooth bitterness. 🍺

Dessert Combinations

Serve with fresh strawberries or banana slices to add a fruity contrast that balances the richness. A scoop of vanilla ice cream alongside creates a mini sundae experience.

Holiday Pairings

During the holidays, pair with peppermint hot chocolate for a festive touch. The minty freshness enhances the peanut butter flavor beautifully. I love this combo on Christmas Eve.

Savory Balance

A cheese board with sharp cheddar and salty crackers offers the perfect sweet-savory contrast. The saltiness makes the fudge taste even more decadent.

Coffee Pairings

For true coffee lovers, try a vanilla latte—its creamy sweetness mirrors the fudge’s flavors. An espresso shot provides a bold, intense contrast that’s surprisingly delightful. ☕

Party Platter

On a dessert table, include chocolate-covered pretzels for crunch and dark chocolate truffles for variety. The different textures create an exciting tasting experience.

Frequently Asked Questions