Place chicken thighs in a 2.5-4 quart crockpot.
In a medium bowl, whisk together ketchup, chicken broth, balsamic vinegar, honey, brown sugar, corn starch, garlic, salt, and pepper.
Pour over chicken in crockpot.
Put the lid on and cook on low for 4 hours, or high for 2 hours.
Serve over rice, mashed potatoes, noodles, or as you like!
