Braised Bok Choy

Bahan-bahan (4 porsi)

• 1 cup fat free chicken broth
• 1½ tablespoons unsalted butter
• 1 medium garlic clove, (minced)
• ¾ pound (6 to 8 cups) bok choy, (trimmed and chopped (leaves only))
• ½ teaspoon dark sesame oil
• ¼ teaspoon red pepper flakes