The Texas Mudslide cocktail contains Crown Royal Canadian whiskey, Kahlua coffeeliqueur, and Bailey’s Irish cream. It is not known when or where the drink originated, but it has been cited in print since at least 2000. The same drink recipe appears on many websites.
   
 
Webtender.com
The Texas Mudslide
Ingredients:
1 oz Crown Royal
1 oz Kahlua
1 oz Bailey’s irish cream
Mixing instructions:
Put ice in a shaker and pour all three ingredients into the shaker. Shake vigorously and then strain into a glass. This is intended to be more like a shot than a sipping drink.

Creator/contributor’s comments:
Just think of a chocolate milk shake when you try this.
 
Crown Royal Canadian Whiskey Cocktails
The Texas Mudslide recipe
1 oz Crown Royal® Canadian whisky
1 oz Kahlua® coffee liqueur
1 oz Bailey’s® Irish cream

Put ice in a shaker and pour all three ingredients into the shaker. Shake vigorously and then strain into a glass. This is intended to be more like a shot than a sipping drink.
27% (54 proof)
Serve in: Old-Fashioned
   
Google Groups: annexcafe.general.funlandia
From:  Birdwell
Date:  Sat, Jul 22 2000 2:00 am
   
Crown Royal is a Canadian blended whiskey, produced by Seagram.
Alcohol:
40.0% (80 proof)

Used in the following 49 drinks:
(...)
The Texas Mudslide