Wash and pat dry collard leaves. Cut out the stem and cut the leaf in half. Layer leaves and cut into 1 inch strips, then cut strips into 2 inch lengths.
In a dutch oven, cook bacon over medium heat until crisp. Remove bacon with a slotted spoon to a paper towel lined plate.
Drain out bacon grease from the pot, leaving about 1 tablespoon.
Add onion to the pot and cook until soft. Stir in garlic and cook until fragrant; about 1 minute.
Add chicken broth and scrap brown bits from the bottom.
To the pot, add apple cider vinegar, sugar, seasoned salt, red pepper, and black pepper.
Submerge collard greens in broth in the pot.
Bring to a simmer, reduce heat to keep greens simmering. Cover and simmer for 35-40 minutes or until the greens are tender.
Drain and serve immediately.