You can use any AG recipe for BIAB but due to the lower efficiency you'll probably want to pad the base malt a bit and you'll also want to run your grains through the mill twice. Here's a recipe I had good luck with when I was doing BIAB brews, it tastes alot like dead guy ale...
Death Metal Ale BIAB
OG 1068 (17p)
FG 1012 (3p)
6.8% abv
49.4 IBUs
7.5 SRM
Recipe Type: AG-BIAB
Yeast: 1st Choice Wyeast Pacman (1764) 2nd Choice Wyeast Dennys Fav
Yeast Starter: yes or re-pitch
Batch Size (Gallons): 5
Mash Time (Minutes): 90 - BIAB
Boiling Time (Minutes): 90
Primary Fermentation (# of Days & Temp): 27 at 65-75 degrees
11lb marris otter malt or pale 2-row
3-4lb Munich
1lb Carastan or 1lb Crystal (optional)
Steep grains in brew bag in 6.5gal water at 152-155 degrees for 90 minutes. Sparge brew bag with 1/2 gallon 168 degree water in separate container. Allow grains to drain, then squeeze bag for all shes worth. Discard grains, add sparge runnings to kettle. Bring to a boil and add:
40g Perle 7.5%AA at 90min (can sub German Northern Brewer)
32g Sterling 7%AA at 1min (can sub Centennial)
1 tsp Irish Moss 15 minutes (optional)
cool wort quickly with chiller to 65-70F and pitch yeast, ferment in primary 3-4 weeks.