When it comes to finding a good substitute for Bacardi 151 in Caribou Lou, there are a few options to consider. While Bacardi 151 is the most commonly used overproof rum in this cocktail, there are other brands that can work just as well, if not better.
One alternative to Bacardi 151 is Cruzan Coconut Rum. Cruzan is a well-known brand in the rum industry and their Coconut Rum offers a nice balance of sweetness and coconut flavor. It has a slightly lower proof than Bacardi 151, but it still packs a punch and adds a delicious tropical twist to the Caribou Lou.
Another option is Parrot Bay Coconut Rum. This rum is known for its smooth and creamy texture, and it blends seamlessly with the other ingredients in the Caribou Lou. Parrot Bay has a slightly lower alcohol content than Bacardi 151, but it still adds a nice kick to the cocktail.
If you're looking for a different flavor profile, you can also try using Cruzan or Bacardi's flavored rums. Cruzan offers a variety of flavored rums, such as mango, pineapple, and banana, which can add a unique twist to the Caribou Lou. Similarly, Bacardi has a range of flavored rums like pineapple, coconut, and raspberry that can be used as substitutes for Bacardi 151.
In terms of personal preference, I have found that using Cruzan Coconut Rum in my Caribou Lou adds a smooth and rich coconut flavor that enhances the overall taste of the cocktail. The slightly lower proof allows the other ingredients, such as the pineapple juice and Malibu Rum, to shine through without being overpowered by the alcohol.
It's worth noting that while Malibu Rum is mentioned in the song, it may not be the best choice for the Caribou Lou. Malibu is a coconut-flavored rum with a lower alcohol content, and it can be quite sweet. If you prefer a more balanced and less sweet cocktail, I would recommend opting for one of the other rum options mentioned above.
There are several good substitutes for Bacardi 151 in Caribou Lou. Cruzan Coconut Rum, Parrot Bay Coconut Rum, and flavored rums from Cruzan or Bacardi are all viable options. Ultimately, the choice depends on your personal taste preferences and desired flavor profile for the cocktail. Experiment and find the rum that suits your palate best.