Savory Grilled Skirt Steaks

Here's another steak recipe that i've been tweaking the past few years... I made skirt steaks for about 45 people during my Kentucky Derby party 5 weeks ago. I had about 13lbs of skirts (mind you there was plenty of other food, including about 3 gallons of awesome chicken fajitas my chef friend brought) and I marinated them for about 30 hours in the following (my normal disclaimer – these are estimated, in reality I just dumped it all in 2.5 gallon Ziplocs together. I’m going to base this on 5lbs):