Southern-Style Collard Greens - VeryVera

Ingredients

• 6 (32 ounce) containers chicken broth
• 4 smoked ham hocks
• 2 medium sweet onions, finely chopped
• 4 cloves garlic, finely chopped
• 2/3 c apple cider vinegar
• 4 tbsp. white sugar
• 1 tbsp. salt, or to taste
• 1 1/2 tsp. ground black pepper, or to taste
• 1/2 tsp. crushed red pepper flakes
• 3 pkg (1 lb) collard greens, trimmed and chopped