Tangy Slow Cooked Pork Roast

INGREDIENTS
1 large onion, sliced
2 1/2 pounds boneless pork loin roast
1 cup hot water
1/4 cup white sugar
3 tablespoons red wine vinegar
2 tablespoons soy sauce
1 tablespoon ketchup
1/2 teaspoon black pepper
1/2 teaspoon salt
1/4 teaspoon garlic powder
1 dash hot pepper sauce, to taste (optional)

DIRECTIONS
1. Arrange onion slices evenly over the bottom of the slow cooker, and then place the roast on top of the onion. In a bowl, mix together water, sugar, vinegar, soy sauce, ketchup, black pepper, salt, garlic powder, and hot sauce; pour over roast.
2. Cover, and cook on Low for 6 to 8 hours, or on High for 3 to 4 hours.

Taken from: http://allrecipes.com/Recipe/Tangy-Slow-Cooker-Pork-Roast/Detail.aspx