Many baked goods bring a sense of warmth and comfort into our homes, but few can match the sheer simplicity and joy of a homemade cookie. At the top of that list is the Easy 3 Ingredient Peanut Butter Cookie, the epitome of sweet treats that bring smiles and satisfaction with every bite. This recipe is especially dear to my heart. It’s quick, straightforward, and undeniably delicious, making it a must-try for anyone looking to whip up a delightful dessert.
What makes this cookie genuinely special is its minimalist approach. With only three main ingredients—1 cup peanut butter, 1 cup sugar, and 1 egg—it achieves a rich, nutty flavor balanced by just the right amount of sweetness. The intertwining flavors create a satisfying cookie that is slightly chewy in the middle with a crisp edge. Each morsel bursts with buttery peanut goodness, making it hard to have just one!
As for the preparation, the method is refreshingly uncomplicated. You start by preheating the oven to 350°F (175°C). In a mixing bowl, you combine the peanut butter, sugar, and egg until smooth. Then, you simply scoop tablespoon-sized balls of dough onto a baking sheet lined with parchment paper, flattening each ball slightly with a fork. After baking for 10-12 minutes or until golden, let them cool, and you’ll have the perfect batch of cookies ready to serve.
This recipe is perfect for various occasions. Whether it’s a chilly evening, a simple family gathering, or even a potluck with friends, these cookies will shine. They are a sweet way to connect with loved ones and create lasting memories over a shared treat.

Why You’ll Love This Easy 3 Ingredient Peanut Butter Cookie Gluten Free Dessert
- Quick to Make: This recipe is a breeze, taking only about 20 minutes from start to finish.
- Simple Ingredients: You only need three ingredients that you likely already have in your kitchen.
- Comfort Food: The taste of peanut butter evokes cherished memories and brings a sense of joy.
- Gluten-Free: With no flour in the mix, they are ideal for anyone with gluten sensitivities.
- Versatile: These cookies can be enjoyed on their own or paired with a variety of beverages.
Peanut Butter Tips
When selecting peanut butter for this recipe, consider using natural or creamy varieties. Natural peanut butter is best if you prefer a product with no added sugars or oils, allowing the rich flavor of peanuts to shine through. Make sure to stir it well before using, as the oil may separate from the nut butter. If you opt for creamy peanut butter, the cookies will have a soft texture, while crunchy peanut butter will add delightful nutty bits throughout the cookie.
Options for Substitutions
For those wanting to tweak the recipe, here are some great substitution ideas:
- Brown Sugar: Swap out regular sugar for brown sugar for a richer flavor.
- Honey: Use honey or agave syrup instead of sugar for a different sweetness and texture.
- Vegan Egg Replacement: For a vegan option, substitute the egg with flaxseed meal or chia seeds mixed with water.
- Nut Butters: Try almond or cashew butter for a unique twist on flavor.
- Dairy-Free Chocolate Chips: Fold in dairy-free chocolate chips for a delightful chocolate-peanut butter combination.
- Oats: Add oats for a chewier texture while maintaining the cookie’s gluten-free status.
Watch Out for These Mistakes
Making these cookies is straightforward, but there are a few common pitfalls to avoid.
First, ensure your oven is properly preheated to 350°F (175°C). Starting with an oven that is too cool can lead to cookies that spread too much and lose their shape.
Second, don’t skip the mixing step. It’s crucial to blend the peanut butter, sugar, and egg until smooth. If the mixture is not well combined, the cookies may not hold together properly.
Lastly, watch your timing while baking. Overbaking can lead to dry cookies, and underbaking could leave them too gooey. Aim for the golden color, allowing a little patience as they cool after baking to set their texture perfectly.

What to Serve With Easy 3 Ingredient Peanut Butter Cookie Gluten Free Dessert?
These delightful cookies pair wonderfully with a glass of cold milk or a warm cup of tea. For a fun twist, consider serving them with a scoop of vanilla ice cream, creating a delightful cookie dessert for special occasions. Alternatively, they can be accompanied by fresh fruit such as strawberries or raspberries for a refreshing contrast.
Storage Instructions
To keep your cookies fresh, store them in an airtight container at room temperature for up to 5 days. For longer storage, you can freeze them for up to 3 months. When you want to enjoy them again, simply thaw at room temperature or warm them in the microwave for a few seconds until soft.
Recipe Info
Preparation Time: 10 minutes
Cooking Time: 10-12 minutes
Total Time: 20-22 minutes
Level of Difficulty: Easy
Servings: About 12 cookies
Estimated Nutrition
Estimated nutrition for the whole recipe (without optional ingredients):
- Calories: 1,200 – 1,400
- Protein: 36 – 40 grams
- Fat: 72 – 80 grams
- Carbohydrates: 118 – 130 grams
Ingredients
- 1 cup peanut butter
- 1 cup sugar
- 1 egg

Step-by-Step Instructions
Step 1: Preheat Oven and Prep Pan
Start by preheating your oven to 350°F (175°C). Line a baking sheet with parchment paper to prevent sticking and ensure easy cleanup.
Step 2: Mix Ingredients
In a mixing bowl, combine 1 cup peanut butter, 1 cup sugar, and 1 egg. Use a spatula or mixer to blend the ingredients until the mixture is smooth and well combined.
Step 3: Scoop Dough
Using a tablespoon, scoop out the dough and form small balls. Place them on the prepared baking sheet, making sure to leave space between each ball, as they will spread while baking.
Step 4: Flatten Cookies
With a fork, gently flatten each ball slightly. This will help them cook evenly and create a lovely texture once baked.
Step 5: Bake
Put the baking sheet in the preheated oven and bake for about 10-12 minutes. Look for a golden color on the edges, but be careful not to overbake.
Step 6: Cool and Enjoy
Once baked, remove the cookies from the oven and let them cool on the baking sheet for a few minutes. Then transfer them to a wire rack to cool completely. Serve and enjoy the delightful tastes of your homemade peanut butter cookies!
In conclusion, this Easy 3 Ingredient Peanut Butter Cookie recipe is an inviting treat that is sure to bring joy to any gathering or cozy night at home. With so few ingredients and simple steps, it’s perfect for everyone, especially those who may be new to baking. I encourage you to try this recipe and experience the warm flavors of homemade cookies. Once you’ve made them, feel free to share your thoughts or check out more delicious recipes on the blog!
Print
Easy 3 Ingredient Peanut Butter Cookie
- Prep Time: 10 minutes
- Cook Time: 12 minutes
- Total Time: 22 minutes
- Yield: 12 cookies 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
- Diet: Gluten-Free
Description
A quick and simple recipe for delicious peanut butter cookies made with just three ingredients.
Ingredients
- 1 cup peanut butter
- 1 cup sugar
- 1 egg
Instructions
- Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
- Combine the peanut butter, sugar, and egg in a mixing bowl until smooth.
- Scoop tablespoon-sized balls of dough onto the baking sheet, leaving space between each.
- Flatten each ball slightly with a fork.
- Bake for 10-12 minutes until golden around the edges.
- Cool on the baking sheet for a few minutes before transferring to a wire rack.
Notes
For vegan options, substitute the egg with flaxseed or chia seeds. Store in an airtight container for up to 5 days or freeze for up to 3 months.
Nutrition
- Serving Size: 1 cookie
- Calories: 100
- Sugar: 8g
- Sodium: 50mg
- Fat: 6g
- Saturated Fat: 1g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 9g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 20mg