Classic peanut butter cookie recipe with detailed steps & pro tips

Grandma’s Old Fashioned Peanut Butter Cookies
These aren’t just any old peanut butter cookies. These are the ones that fill your kitchen with the warm, comforting aroma of pure nostalgia. They’re the cookies that disappear in a flash, leaving only crumbs and happy sighs. This recipe has been passed down through generations, each baker adding their own little touch to make it truly special.
We’re sharing Grandma’s original recipe, complete with her handwritten notes and tips. Get ready to bake a batch of cookies that taste just like home, filled with the love and memories that make them so unforgettable.
Ingredients for Grandma’s Old Fashioned Peanut Butter Cookies
To make these classic cookies, start by gathering the necessary ingredients. The list is straightforward, and the result is well worth the minimal effort.
The key to a great peanut butter cookie is, of course, the peanut butter. Look for a natural peanut butter with a smooth consistency for the best flavor.
- 240 g / 1 cup peanut butter (smooth or crunchy, whichever is preferred)
- 200 g / 1 cup granulated sugar
- 100 g / 1/2 cup unsalted butter, softened to 21°C / 70°F
- 2 large eggs
- 2 teaspoons vanilla extract
- 300 g / 2 1/4 cups all-purpose flour
- 1 teaspoon baking soda
- 1/2 teaspoon salt
- Optional:
- Chopped peanuts for added texture (120 g / 1/2 cup)
- Sea salt for sprinkling on top (a pinch)
With these ingredients, precise measurements are crucial for achieving the perfect balance of flavors and textures in the cookies. Ensure that the butter is at the correct temperature (21°C / 70°F) for easy mixing and the right consistency.
Step-by-Step Instructions for Grandma’s Peanut Butter Cookies
These cookies are a classic for a reason – they’re simple, delicious, and sure to satisfy your peanut butter cravings. Follow these easy steps to bake perfect cookies that taste just like Grandma’s.
- Preheat oven to 180°C (350°F). Line baking sheets with parchment paper.
- In a large bowl, cream together 240g (1 cup) softened unsalted butter and 120g (½ cup) granulated sugar until light and fluffy.
- Beat in 120g (¾ cup) creamy peanut butter until well combined.
- In a separate bowl, whisk together 1 large egg, 1 teaspoon vanilla extract, and 1 teaspoon baking soda.
- Gradually add the wet ingredients to the dry ingredients, mixing until just combined. Do not overmix.
- Stir in 240g (1 ½ cups) all-purpose flour and 60g (½ cup) rolled oats until just incorporated.
- Roll the dough into 1-inch balls and place them 5cm (2 inches) apart on the prepared baking sheets.
- Flatten each ball slightly with a fork, making a criss-cross pattern.
- Bake for 10-12 minutes, or until the edges are lightly golden brown.
- Let the cookies cool on the baking sheets for a few minutes before transferring them to a wire rack to cool completely.

Pro Tips for Making the Best Peanut Butter Cookies
Perfecting the classic peanut butter cookie requires attention to a few key details. Follow these expert tips to achieve the ideal texture and flavor.
Chill Out: The Importance of Cold Ingredients
Make sure all ingredients, including the peanut butter, are chilled before mixing. This helps prevent the butter from melting and ensures a crisper cookie.
- Refrigerate peanut butter for at least 30 minutes before using.
- Keep butter and eggs chilled until ready to mix.
Don’t Overmix: The Secret to Fluffy Cookies
Overmixing can lead to tough, dense cookies. Mix wet and dry ingredients separately and gently fold them together until just combined.
- Whisk wet ingredients (peanut butter, butter, eggs) in a separate bowl.
- Fold dry ingredients (flour, sugar, salt) into the wet ingredients until just combined.
Bake to Perfection: Temperature and Time Matter
Bake cookies at 180°C (350°F) for 10-12 minutes or until lightly golden. Avoid overbaking, which can result in dry, hard cookies.
- Bake cookies in a single layer to ensure even cooking.
- Keep an eye on cookies during the last 2 minutes of baking.
By following these pro tips, you’ll be well on your way to baking the perfect Grandma’s Old Fashioned Peanut Butter Cookies.
Substitutions and Variations for Grandma’s Peanut Butter Cookies
To give Grandma’s Old Fashioned Peanut Butter Cookie Recipe a personal twist, try these substitutions and variations. Each change offers a unique flavor profile without straying far from the original.
- Replace 120 g / 1/2 cup of peanut butter with almond butter for a nuttier flavor, or use 160 g / 3/4 cup of sunflower seed butter for a nut-free alternative.
- Add 60 g / 1/4 cup of chopped peanuts or 80 g / 1/2 cup of chocolate chips to enhance texture and flavor.
- Substitute 1 teaspoon of vanilla extract with 1/2 teaspoon of almond extract for a deeper, richer taste.
- For a crisper cookie, bake at 190°C / 375°F for 12-14 minutes. For a chewier cookie, bake at 180°C / 350°F for 10-12 minutes.
When making substitutions, consider the impact on the overall flavor and texture. Small changes can make a big difference, while significant alterations may require adjustments to other ingredients. Experiment with these variations to create the perfect peanut butter cookie for any taste preference.
Delicious Variations of Grandma’s Old Fashioned Peanut Butter Cookies
Grandma’s recipe is a classic for a reason, but don’t be afraid to get creative! These variations add a fun twist to the traditional peanut butter cookie.
Chocolate Chunk Delight
Add 120 g / 1 cup of your favorite chocolate chunks to the dough before baking. The warm, melty chocolate pairs perfectly with the rich peanut butter.
Baking time: 10-12 minutes at 180°C / 350°F
Salty Sweet Surprise
Sprinkle coarse sea salt flakes on top of the cookies before baking. The salty crunch complements the sweetness of the peanut butter beautifully.
No changes to baking time or temperature.
Cinnamon Swirl Sensation
Mix 1 teaspoon of ground cinnamon into the dough. For an extra swirl, add a teaspoon of cinnamon sugar to the top of each cookie before baking.
Baking time: 10-12 minutes at 180°C / 350°F
Peanut Butter & Jelly Dream
Spread a thin layer of your favorite jelly on top of each cookie before baking. The warmth will melt the jelly slightly, creating a gooey center.
Baking time: 10-12 minutes at 180°C / 350°F

Troubleshooting Common Issues with Peanut Butter Cookies
Even with Grandma’s Old Fashioned Peanut Butter Cookie Recipe, issues can arise. To achieve perfect cookies, it’s essential to identify and resolve common problems. Here are some troubleshooting tips to help:
Common issues with peanut butter cookies include:
- Overbaked cookies: Check oven temperature (180°C / 350°F) and baking time (10-12 minutes). Adjust as needed to prevent dryness.
- Underbaked cookies: Ensure oven is preheated and cookies are baked for the recommended time. If still underbaked, try baking for an additional 1-2 minutes.
- Spread too much: Chill dough (30 minutes to 1 hour) and use a consistent ball size (about 30 g / 2 tablespoons) for each cookie.
- Not chewy enough: Use a higher ratio of brown sugar (120 g / 1/2 cup) to white sugar (60 g / 1/4 cup) and take cookies out of the oven when lightly golden.
- Too crumbly: Add an extra tablespoon (15 g / 1 tablespoon) of peanut butter to the dough to enhance moisture and texture.
By addressing these common issues, you’ll be well on your way to baking perfect peanut butter cookies that are chewy, delicious, and true to Grandma’s recipe.
Nutrition Information for Grandma’s Old Fashioned Peanut Butter Cookies
These peanut butter cookies are a delicious treat, but it’s always good to know what you’re getting nutritionally. Here’s a breakdown per serving:
- Calories: 120
- Fat: 7g
- Protein: 3g
- Carbohydrates: 15g
These cookies are a good source of protein and fiber, and they’re also relatively low in calories. Enjoy them in moderation as part of a balanced diet.
Dietary Tags: Gluten-Free (if using gluten-free flour), Dairy-Free
Frequently Asked Questions About Grandma’s Old Fashioned Peanut Butter Cookie Recipe
Get answers to common questions about this beloved classic cookie recipe.
- Q: What type of peanut butter is best for this recipe?
A: We recommend using creamy peanut butter for the best flavor and texture. Avoid natural or oily peanut butters, as they may affect the cookie’s consistency.
- Q: Can I use a mix of white and brown sugar?
A: Yes, you can use a 1:1 ratio of white and brown sugar for a richer flavor. However, keep in mind that brown sugar may make the cookies slightly chewier.
- Q: Why do my cookies spread too much?
A: Cookies may spread if the butter is too soft or if the baking temperature is too high. Try using a lower oven temperature (160°C / 320°F) and a higher baking time (10-12 minutes) for a better texture.
- Q: Can I freeze the dough?
A: Yes, you can freeze the dough for up to 2 months. Simply scoop the dough into balls, place on a baking sheet, and freeze until solid. Transfer to an airtight container or freezer bag for storage.

Key Takeaways from Grandma’s Old Fashioned Peanut Butter Cookie Recipe
To achieve the perfect peanut butter cookies, several essential tips must be considered. Firstly, using high-quality peanut butter with a high oil content is crucial for the best flavor and texture.
- Ensure all ingredients, including the butter and eggs, are at room temperature (about 21°C / 70°F) before starting to mix.
- Use the right amount of leavening agents, as this will affect the texture of the cookies. The recipe calls for 1 teaspoon of baking soda.
- Don’t overmix the dough, as this can lead to tough cookies. Mix wet and dry ingredients separately and fold them together gently.
- Bake the cookies in a preheated oven at 180°C / 350°F for the recommended time, usually around 10-12 minutes, or until they are lightly golden brown.
By following these key takeaways and using 240 g / 1 cup of peanut butter, the resulting cookies will be chewy, flavorful, and true to Grandma’s old fashioned recipe.
Conclusion: Enjoy Your Delicious Homemade Peanut Butter Cookies
Now that you’ve mastered Grandma’s Old Fashioned Peanut Butter Cookie Recipe, it’s time to indulge in the fruits of your labor. Savor the rich, nutty flavor and soft texture of these classic cookies, perfect for satisfying your sweet tooth.
These homemade peanut butter cookies are sure to become a staple in your household, and we’re confident you’ll love sharing them with family and friends.
For more baking joy, be sure to explore our collection of classic cookie recipes, from chewy chocolate chip to crunchy oatmeal raisin.
