When it comes to finding a similar liqueur to Tuaca, there are a few options you can explore. One option is to look for straight vanilla liqueurs. These liqueurs are made solely with vanilla flavoring and don't contain any additional spices or flavors. Brands like Bols and DeKuyper offer vanilla liqueurs that can be used as a substitute for Tuaca.
Another option is to consider using vanilla vodka or rum as an alternative. These spirits have a sweet and smooth vanilla flavor that can mimic the taste of Tuaca. It's important to look for sweetened options that are bottled at 35 percent ABV (70 proof) to get the best match in terms of sweetness and strength.
In terms of taste, vanilla liqueurs and vanilla spirits can provide a similar flavor profile to Tuaca. They offer a rich and sweet vanilla taste that can be enjoyed on its own or used in various cocktails and mixed drinks.
To give you a personal example, I once had to find a substitute for Tuaca when I was hosting a cocktail party and realized I had run out of it. I decided to use a vanilla liqueur that I had in my bar, and it turned out to be a great alternative. The cocktail I made had a similar sweetness and smoothness to the ones I usually make with Tuaca.
If you're looking for a non-spiced alternative to Tuaca, consider straight vanilla liqueurs from brands like Bols and DeKuyper. Vanilla vodka or rum can also be used as substitutes, as long as they are sweetened and bottled at 35 percent ABV (70 proof). These options can provide a similar sweet and smooth vanilla flavor to Tuaca and are versatile for use in cocktails or enjoyed on their own.