01 -
Spray slow cooker with cooking spray.
02 -
Cut kielbasa into bite-sized pieces and place in the prepared slow cooker.
03 -
Combine chili sauce, barbecue sauce, grape jelly, Worcestershire sauce, garlic powder, and onion powder in a bowl and whisk to combine.
04 -
Pour the prepared sauce mixture over the kielbasa in the slow cooker.
05 -
Cover and cook on low for 4 to 6 hours or on high for 2 to 3 hours, or until kielbasa bites are heated through.
06 -
Serve as an appetizer or with rice for dinner.