By Pat McGonigle

ST. LOUIS (KSDK) -- "How do they make green beer anyway?" Jennifer Blome wondered aloud on Thursday morning's edition of Today in St. Louis.

Friday morning, Jennifer got her answer.

Revealing what he described as an "ancient family recipe", co-anchor Pat McGonigle concocted a green lager right on the spot.

What's the secret? It's probably exactly what you think.

Click on the video player for the answer.