Slow-Cooker Barbecue Sandwiches

3 to 4-pound chuck or bottom round roast OR pork shoulder roast

carrots, finely shredded, optional (you can’t tell they are in there once it cooks, I promise!)

small onion, diced or ½ teaspoon onion powder

garlic cloves, crushed or 1 teaspoon garlic powder

ketchup

brown sugar (can use raw sugar or sucanat)

wine vinegar

Dijon mustard

Worcestershire sauce

liquid smoke

chili powder

salt

pepper