Double Chocolate Chip Muffins

Ingredients

• 1 cup packed brown sugar (light or dark)
• 1 & 1/2 teaspoons baking soda
• 1 cup plain yogurt
• 1 teaspoon pure vanilla extract
• 2 large eggs
• 1/3 cup milk
• 1 teaspoon baking powder
• 2 cups all-purpose flour (spooned and leveled)
• 1/2 cup unsweetened cocoa powder
• 1/2 cup vegetable oil
• 1 cup chocolate chips or chunks
• 1/4 teaspoon salt