1️⃣ Combine the flour and the salt in a bowl and set aside. 🥄

2️⃣ In a large mixing bowl, mix the butter and sugar on high until light and fluffy. This will take about 3-4 minutes. ⏲️

3️⃣ Add the egg yolks and vanilla extract to the mixture and mix on high for a minute. 🍶

4️⃣ Gradually add the flour and stir until combined. 🌾

5️⃣ Form the dough into a ball, wrap it in plastic wrap, and chill for about one hour. ❄️

6️⃣ Line a baking tray with parchment paper. Roll the dough into about 36 balls and place them evenly spaced on the tray. Use your thumb to make an impression in the middle of each ball. 🍪

7️⃣ Preheat your oven to 350°F (180°C). 🔥

8️⃣ Bake the cookies for about 12 minutes. ⏳

9️⃣ Remove the cookies from the oven and place them on a cooling rack. While still warm, fill the centers with lemon curd. 🍋

🔟 Allow the cookies to cool and set at room temperature. 🌡️

1️⃣1️⃣ Store the cookies in an airtight container between sheets of parchment paper. Keep in the fridge for up to four days. 🗓️