I used to foil mine all the time on my offset smoker. I've had my egg now for 4-5 weeks and already done 2 briskets. Didn't foil either and they turned out great. Don't think there is a need to foil on the egg.
I also have an XL and just over a month in. I'm on 3rd bag of BGE with very similar number of cooks. Unless we are both off, guessing it is normal. I haven't tried any other lump than BGE.If I fill the XL t…