So, using these two sources:
http://en.wikipedia.org/wiki/Sierra_Nev ... any#Porter
http://ericsbeerpage.com/Beer/Recipe/snp.html
Here's my recipe:
Malts
3.25kg of Pale Malt Extract (syrup)
275g of Chocolate Malt
275g of Crystal 60L Malt
200g of Munich Malt
100g of Black Patent Malt
Hops
65g Goldings (5%) at 60 minutes
25g of Willamette (5%) at 40 minutes
15g of Willamette (5%) at 20 minutes
Yeast: American Ale (1056)
BG for 13L 1.079
OG for 23L 1.048
Total IBUs 39
Any comments?