Coffee Liqueur Oatmeal Stout - Extract

Source: Heavy Duty Oatmeal Stout recipe but with addition of coffee liqueur and no treacle

Ingredients:

• 9 lbs amber malt extract
• 1 lb Quaker old fashioned oats
• 1/2 lb black patent malt
• 1/2 lb chocolate malt
• 1/2 lb roasted barley
• 3 oz Special B malt
• 2 oz Nugget hops (bittering)
• 1 oz Willamette hops (aroma)
• bottle of coffee liqueur (approx 500 mL)
• Wyeast 1098 British Ale yeast culture

Procedure:

Mash the malts and oats in a couple of gallons of 155 degree (Fahrenheit) water for about 30 minutes. Before the beginning of the boil remove all grains and add 2 oz bittering hops. At the last 5 min of the boil add malt extract, and aroma hops. Let this steep for 5-10 minutes. Once in primary, add coffee liqueur.

Initial gravity (12-16-2008) was 1.090. That’s heavy duty.