Step 1 of 15

Put butter on low heat on the stove.

For this step

Butter 175 ml

Step 2 of 15

Cook until it turns a golden brown color, then take it off the heat.

For this step

Butter 175 ml

Step 3 of 15

Add brown sugar and white sugar to the browned butter.

For this step

Brown sugar 235 ml

White sugar 60 ml

Step 4 of 15

Mix until just combined.

For this step

Brown sugar 235 ml

White sugar 60 ml

Step 5 of 15

Add egg yolk, whole egg, and vanilla.

For this step

Egg yolk 1

Egg 1

Vanilla 1 tbsp

Step 6 of 15

Add all-purpose flour, baking soda, and salt.

For this step

All-purpose flour 415 ml

Baking soda ¾ tsp

Salt 1 tsp

Step 7 of 15

Mix until just combined.

For this step

All-purpose flour 415 ml

Baking soda ¾ tsp

Salt 1 tsp

Step 8 of 15

Add semi-sweet chocolate chips.

For this step

Semi-sweet chocolate chips 475 ml

Step 9 of 15

Scoop cookie dough into 2 ounce balls.

Step 10 of 15

Roll them between your hands.

Step 11 of 15

Add a few more pieces of chocolate to the top of each cookie.

For this step

Semi-sweet chocolate chips 475 ml

Step 12 of 15

Chill cookies for at least 30 minutes.

Step timer

30:00

Step 13 of 15

Cover and place them in the fridge.

Step 14 of 15

Bake at 350 degrees Fahrenheit for 11 to 12 minutes.

Step timer

12:00

Step 15 of 15

Top cookies with a little sea salt.

For this step

Sea salt