I found this recipe for Oyster Stout on another forum.

Type: All Grain
Date: 3/1/2009
Batch Size: 10.00 gal
Brewer: Reverend JC
Boil Size: 12.04 gal Asst Brewer:
Boil Time: 90 min Equipment: My Equipment
Brewhouse Efficiency: 75.00
Ingredients
Amount Item Type % or IBU
9 lbs Pale Malt, Maris Otter (3.0 SRM) Grain 39.46 %
5 lbs 8.0 oz Lager Malt (2.0 SRM) Grain 24.11 %
2 lbs 12.0 oz Roasted Barley (300.0 SRM) Grain 12.06 %
2 lbs 12.0 oz Smoked Malt (9.0 SRM) Grain 12.06 %
1 lbs Chocolate Malt (350.0 SRM) Grain 4.38 %
1 lbs Oats, Flaked (1.0 SRM) Grain 4.38 %
10.9 oz Carafa II (412.0 SRM) Grain 2.98 %
2.1 oz Black (Patent) Malt (500.0 SRM) Grain 0.57 %
1.00 oz Challenger [6.30 %] (60 min) Hops 10.8 IBU
3.00 oz Goldings, East Kent [4.63 %] (60 min) Hops 23.8 IBU
1.50 oz Goldings, East Kent [4.63 %] (20 min) Hops 7.2 IBU
1.00 tsp Irish Moss (Boil 15.0 min) Misc
2.00 tsp Yeast Nutrient (Primary 3.0 days) Misc
16.00 oz Canned Oysters (Boil 15.0 min) Misc
1 Pkgs London Ale (White Labs #WLP013) [Starter 1400 ml] Yeast-Ale
Beer Profile
Est Original Gravity: 1.061 SG
Measured Original Gravity: 1.010 SG
Est Final Gravity: 1.017 SG Measured Final Gravity: 1.005 SG
Estimated Alcohol by Vol: 5.73 % Actual Alcohol by Vol: 0.65 %
Bitterness: 41.8 IBU Calories: 43 cal/pint
Est Color: 48.2 SRM Color: Color
Mash Profile
Mash Name: Single Infusion, Medium Body Total Grain Weight: 22.81 lb
Sparge Water: 3.66 gal Grain Temperature: 66.0 F
Sparge Temperature: 168.0 F TunTemperature: 72.0 F
Adjust Temp for Equipment: FALSE Mash PH: 5.4 PH
Single Infusion, Medium Body Step Time Name Description Step Temp
60 min Mash In Add 28.52 qt of water at 164.5 F 152.0 F
10 min Mash Out Add 15.97 qt of water at 200.7 F 168.0