Chick-fil-A uses Sunkist Lemons in their house-made lemonade. You can use Sunkist Lemons or any you can find at your local grocery store to make this copycat recipe. The restaurants also use ...

According to its website, Chick-fil-A's lemonade is made with simple ingredients like lemon juice, water, and cane sugar. The secret lies in the lemon juice, which comes from USA-grown Sunkist lemons.