How to Make Mamaw's Chicken and Rice

Ingredients

• 2 tablespoons unsalted butter
• 1 medium onion, chopped
• 2 cloves garlic, minced
• 2 cups cooked chicken, shredded or diced
• 1 cup long-grain white rice
• 3 cups chicken broth
• 1 cup heavy cream or whole milk
• 1 teaspoon salt (more to taste)
• ½ teaspoon black pepper
• 1 teaspoon dried thyme
• 1 teaspoon dried parsley
• 1 cup frozen mixed vegetables (optional)