Green trees turn into pesto

Broccoli pesto is a staple in my home. My son who hates broccoli, he’ll even throw a temper tantrum at the mention of broccoli, absolutely loves this pesto and requests I make it for his birthday.
He tells me that broccoli pesto is sweeter than basil pesto. I also add lots of Parmesan cheese. He loves Parmesan cheese so much that I have to it in the back of the refrigerator. As a baby he’d much of chunks of it as…