Spinach Cheddar Muffins

Details

Ingredients

• 1 ½ cups all-purpose flour
• 2 teaspoons baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• 6 tablespoons butter, melted
• 1 egg
• 1 cup whole milk
• ½ cup frozen chopped spinach - thawed, drained and squeezed dry
• 1 cup shredded Cheddar cheese