01 - In a medium saucepan, combine the oats, milk, water, cinnamon, and salt. Stir thoroughly to combine.
02 - Bring the mixture to a gentle boil over medium heat, then reduce heat to low and simmer.
03 - Add the diced apple and cook, stirring occasionally, for 10 to 12 minutes until the oats reach a creamy consistency and the apples become tender.
04 - Stir in the maple syrup or honey and vanilla extract, mixing well to incorporate.
05 - Remove from heat and fold in half of the chopped pecans.
06 - Divide the oatmeal evenly between two bowls. Top each serving with the remaining pecans and optional toppings of choice. Serve warm.