Root Beer Pulled Pork Sandwiches

Flipped through a slow cooker recipe book when I came across this recipe. The BBQ sauce contains 3 cups of root beer, which caught my interest. I loved loved loved these sandwhiches, as did the rest of the household!
Ingredients
1 boneless pork rst (approx 2lbs)
1 medium onion, chopped
2 bigger garlic cloves, minced
3 cups root berr, divided
1 bottle chili sauce
coupls shots of hot sauce
approx 8 buns

Directions
1.) Place roast in slow cooker, add onion, garlic, and 1 cup of root beer, cook on low for 8 hours.
2.) In small sauce pan, combine remaining root beer, chili sauce, and hot sauce. Let boil and then turn to a simmer, stirring often until thickened. (approx 20min)
3.) While the sauce is simmering, start shredding the pork. Add sauce to pork and stir, serve on bun :)