Cranberry Apple Walnut Oatmeal

Bahan-bahan (5 porsi)

• 2 cups rolled oats
• 3¾ cups water
• 3 small apples (diced small, about 2 cups worth)
• ½ cup chopped walnuts
• ½ cup dried cranberries
• ½ teaspoon kosher salt
• ½ teaspoon cinnamon
• butter (optional)
• light brown sugar, maple syrup, or honey (optional)