A Guide to the Bubbly Stuff

Ingredients

• 4 bunches fresh young collard greens (about 3 pounds) stems removed and bruised or discolored leaves discarded
• 3 tablespoons olive oil
• 1 onion (thinly sliced)
• 2 cloves garlic (minced)
• 2 bay leaves
• 6 cups low-sodium chicken broth
• 1/4 cup apple cider vinegar
• 1 tablespoon granulated sugar
• 1 teaspoon dried red pepper flakes
• salt to taste