Table of Contents

Alfajores: South American Dulce de Leche Dreams

My first encounter with alfajores happened in a tiny Buenos Aires bakery, tucked away on a cobblestone street. The air was thick with the scent of caramelized sugar and warm vanilla. I remember biting into one of these delicate cookies, the shortbread crumbling softly in my mouth to reveal a luscious, creamy dulce de leche center. It was a moment of pure bliss, a sweet escape that I’ve tried to recreate in my own kitchen ever since. These cookies are more than just a treat; they are a little piece of South American sunshine.

Recipe Overview

Prep Time: 30 minutes
Cook Time: 9-10 minutes
Total Time: 1 hour 39-40 minutes (includes chilling time)
Yields: 20 cookies
Dietary Type: Vegetarian

Ingredients

1 cup cornstarch
1 cup flour
1 teaspoon baking powder
12 tablespoons (1 1/2 sticks) unsalted butter, softened
¾ cup sugar
2 egg yolks
1 cup dulce de leche (store-bought or homemade, see note below)
Powdered sugar, for dusting (optional)

Note: For the most authentic flavor, use homemade dulce de leche. If using store-bought, look for Argentinian or Uruguayan brands. You can find my favorite homemade recipe online, just search for “Dulce De Leche (Latin American Caramel Spread)”.

Equipment Needed

Medium bowl
Mixer (stand or hand mixer)
Plastic wrap
Rolling pin
2-inch round cookie cutter
2 lightly greased cookie sheets
Wire racks

Instructions

In a medium bowl, sift together the cornstarch, flour, and baking powder. This ensures a light and tender cookie crumb. Sifting is key!
In a mixer bowl (using either a stand mixer or a hand mixer), beat the softened butter and sugar together until the mixture is light and fluffy. This process incorporates air into the butter and sugar, creating a lighter dough. Don’t rush this step; it usually takes a few minutes.
Add the egg yolks to the butter mixture, beating until they are fully incorporated. The egg yolks add richness and bind the dough together.
Reduce the mixer speed to low. Gradually add the flour mixture in 3 batches. Allow each batch to become fully incorporated before adding the next. Be careful not to overmix the dough, as this can develop the gluten in the flour, resulting in a tougher cookie.
Form the dough into a disc, being careful not to overhandle it. Wrap the disc tightly with plastic wrap and refrigerate for at least 1 hour. This chilling time allows the gluten to relax, resulting in a more tender cookie. It also makes the dough easier to roll out.
Preheat your oven to 350°F (175°C). Make sure your oven rack is in the center position.
Remove the chilled dough from the refrigerator and place it on a lightly floured work surface. Roll out the dough to approximately 1/8-inch thickness. Aim for an even thickness to ensure uniform baking.
Cut out 40 (2-inch) rounds using a cookie cutter. You may need to re-roll scraps to get the desired number of cookies.
Carefully place the rounds on two lightly greased cookie sheets. Leave a little space between each cookie to allow for even baking.
Bake for 9 to 10 minutes. The cookies should be pale and just set but not browned. It’s better to underbake them slightly than to overbake them. Watch them closely during the last few minutes of baking.
Remove the cookie sheets from the oven and cool the cookies on the sheets for 5 minutes. This allows them to firm up slightly before transferring them to a wire rack.
Carefully transfer the cookies to wire racks and cool completely.
Once the cookies are completely cool, it’s time to assemble the alfajores. Spread about 2 teaspoons of dulce de leche on the flat side of one cookie and then gently top it with the flat side of another cookie to form a sandwich.
Repeat the process with the remaining cookies.
If desired, dust the finished alfajores with powdered sugar for an extra touch of sweetness and visual appeal.

Expert Tips & Tricks

Don’t overmix the dough: Overmixing develops the gluten in the flour, leading to tough cookies. Mix just until the ingredients are combined.
Chill the dough thoroughly: This step is crucial for preventing the cookies from spreading too much during baking.
Roll the dough evenly: Uneven dough thickness can result in some cookies being overbaked while others are underbaked.
Use a light touch when rolling and cutting: The dough is delicate, so handle it gently.
For a more intense dulce de leche flavor, consider making a double batch of the filling!
If your dulce de leche is too thick to spread easily, gently warm it in the microwave for a few seconds or stir in a tablespoon or two of heavy cream.
To prevent sticking, use parchment paper on your cookie sheets instead of greasing them.
For a richer flavor, try using brown butter (beurre noisette) instead of regular melted butter. Brown the butter first, let it cool slightly, and then use it in the recipe.

Serving & Storage Suggestions

Alfajores are best served at room temperature. They are perfect with a cup of coffee, tea, or mate (a traditional South American beverage). Arrange them attractively on a plate, dusted generously with powdered sugar, for a beautiful presentation.

To store, keep the alfajores in an airtight container at room temperature for up to 3 days. They can also be stored in the refrigerator for up to a week, but they may become slightly firmer. You can freeze them for up to 2 months. Thaw them in the refrigerator before serving.

Nutritional Information

Note: Nutritional information is an estimate and may vary based on specific ingredients and portion sizes.

Nutrient	Amount per Serving	% Daily Value
Calories	142 kcal	7%
Total Fat	7.4g	11%
Saturated Fat	4.5g	23%
Cholesterol	35mg	12%
Sodium	21mg	1%
Total Carbohydrate	18g	6%
Dietary Fiber	0.2g	1%
Sugars	8g	–
Protein	1g	2%

Variations & Substitutions

Gluten-Free Alfajores: Substitute the flour with a gluten-free all-purpose flour blend. You may need to add a little xanthan gum for structure.
Lemon Alfajores: Add the zest of one lemon to the dough for a bright, citrusy flavor.
Coconut Alfajores: Roll the edges of the assembled alfajores in shredded coconut for a tropical twist.
Chocolate Alfajores: Add 2 tablespoons of cocoa powder to the dry ingredients for a chocolate version. You can also dip the finished alfajores in melted chocolate.
Different fillings: While dulce de leche is the traditional filling, you can experiment with other fillings like Nutella, peanut butter, or fruit preserves.

FAQs (Frequently Asked Questions)

Q: Why are my alfajores spreading too much in the oven?
A: The dough may not have been chilled long enough, or the oven temperature could be too low. Ensure you chill the dough for at least an hour and that your oven is properly preheated.

Q: Can I use salted butter instead of unsalted butter?
A: It’s best to use unsalted butter so you can control the amount of salt in the recipe. If you only have salted butter, omit the salt from the recipe.

Q: My dulce de leche is too thick to spread. What should I do?
A: Gently warm the dulce de leche in the microwave for a few seconds or stir in a tablespoon or two of heavy cream or milk to thin it out.

Q: How can I make the cookies more tender?
A: Be careful not to overmix the dough. Overmixing develops the gluten in the flour, resulting in tougher cookies. Also, chilling the dough is crucial for tenderness.

Q: Can I freeze the alfajores?
A: Yes, you can freeze assembled alfajores for up to 2 months. Thaw them in the refrigerator before serving.

Final Thoughts

Alfajores are a truly special treat – delicate, delicious, and filled with the warm, comforting flavor of dulce de leche. Don’t be intimidated by the slightly longer preparation time; the effort is well worth it. I encourage you to try this recipe and experience the magic of these South American delights. Share your creations with friends and family, and don’t hesitate to experiment with different variations to make them your own. Pair them with a strong cup of coffee or a glass of sweet dessert wine for the ultimate indulgence. Enjoy!

Alfajores (South American Dulce De Leche Sandwich Cookies) Recipe