What does adding an extra egg to cookies do?

In this brief guide, we are going to answer the question “What does adding an extra egg to cookies do?”  with an in-depth analysis of what adding an extra egg to cookies does?. Moreover, we are going to discuss the egg yolk chocolate chip cookies recipe. 

What does adding an extra egg to cookies do?

The protein in the yolk heats up and changes into a “gel-like substance” after fully cooked, resulting in an extraordinarily soft texture. The chewier and cakeier your cookie is, the more eggs you use.

What occurs if you ever do add eggs in cookies?

Eggs serve as a binder in cookie recipes, binding all of the other ingredients together and keeping the cookie’s structure. It also gives moisture to the cookies, which would be extremely dense and chewy if not for the egg(s).

What distinguishes chewy cookies from cakey cookies?

Only the recipe measurements alter slightly between crisp and cakey chocolate chip cookies. Just change the quantities of butter, white sugar, and brown sugar. Start by measuring out the butter and sugar proportions, then continue with the rest of the instructions below to make your favorite cookie texture.

Why then should you prepare cookies using melted butter?

Baking cookies is an easy and quick treat, but there are a variety of ways to spice up a regular chocolate chip cookie if you really want to get into the creative taste tester mindset. A little alteration, such as replacing white sugar with brown sugar or melting butter, can drastically alter the flavor and texture of a cookie.

Many cookie recipes call for room temperature butter blended with sugar, but if you don’t want to wait for your baked goods, just melt it! Using melted butter in cookies has its own set of advantages, despite the fact that butter softens quickly.

What is the effect of baking powder on cookies?

Baking powder is a biochemical leavening that mixes a powder alkali (sodium bicarbonate) with a powdered acid in a single box (originally, tartaric acid). When flour is absorbed in a bread dough, a chemical reaction happens, releasing carbon dioxide, which inflates biscuits, pastries, and pancakes.

Brown Sugar in Cookies: What Does It Do?

This slows the development of gluten (flour), resulting in crispier cookies. Brown sugar results in a thicker, more moist cookie. Brown sugar is hygroscopic (much more so than granulated sugar), therefore it will attract and absorb liquid in the dough.

Egg yolk chocolate chip cookies 

Following are the ingredients for making egg yolk chocolate chip cookies. 

Caramel Shards

  • 120g granulated sugar

Egg Yolk Chocolate Chip Cookies

  • It’s safe to use 165g salted butter straight from the fridge.
  • 110 g brown sugar (light or dark)
  • 55 g sugar granules
  • 2 beaten egg yolks (about 45g)
  • 1 teaspoon extract or paste of vanilla bean
  • 135 g flour (all-purpose)
  • 14 teaspoon baking soda
  • a quarter teaspoon of baking powder
  • 12 tsp (2 g) salt (add more if you’re not using salted butter)
  • 100g dark chocolate, chopped (about 72 percent cocoa solids), plus additional for the cookie tops if preferred.
  • If desired, end with a dusting of flaky sea salt.


Caramel Shards

  • Keep a silicone mat accessible on a heat-resistant surface (I usually use my counter) or in a baking pan. You can alternatively use a nonstick pan to pour the caramel.
  • Sugar should be dissolved in a medium pot over low heat. Cook, stirring occasionally with a whisk, until the sugar has completely melted (the sugar will clump as you heat, but continue to stir – it will soon smooth out).
  • Continue heating the caramel until it turns amber and begins to smoke. Pour directly onto the silicone surface and allow to cool while you prepare the cookie dough.

Egg Yolk Chocolate Chip Cookies

  • Preheat the oven to 350°F (180°C) (180 degrees Celsius). Preheat the oven to 350 degrees Fahrenheit (180 degrees Celsius). 2 parchment paper-lined baking pans
  • Melt the butter in a medium pot over a low heat setting. Cook for 3-4 minutes, stirring constantly, until the butter foams and turns golden brown and nutty.
  • 120g brown butter, measured in a medium mixing basin To avoid scrambling your eggs, let it cool for 15-20 minutes.
  • In the same bowl with the brown butter, combine the brown sugar, granulated sugar, and egg yolks. Whisk rapidly for 1-2 minutes or combine with an electric mixer until the mixture has lightened in color and thickened. In a large mixing bowl, thoroughly incorporate the vanilla extract.
  • Smack the caramel sheet on the baking pan to break it up, or carefully peel it away from the silicone mat and onto the chopping board. Using a sharp knife, cut into coarse bits. There will be small shards and larger fragments.
  • Proceed with caution because the shards are sharp. In a mixing bowl, add the caramel shards and chocolate and whisk quickly with a rubber spatula until well blended.
  • Using a two tablespoon scoop, scoop dough balls (about 55g each) onto the preheated baking tray. I can fit 6 people at a time, but there needs to be enough room to spread out. If desired, flatten each dough ball before covering with more chocolate and rolling into a ball.
  • If the cookies have lost their round shape in the oven due to the caramel, scoot them back into a round shape with a round cookie cutter somewhat larger than the cookie.

You can read more about the Brown butter salted caramel chocolate chunk cookie recipe here


We answered the question “What does adding an extra egg to cookies do?” in this quick tutorial by providing an in-depth study of what adding an extra egg to cookies does. We also talked about how to make egg yolk chocolate chip cookies.



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