In a medium saucepan, pour in 1 cup of rolled oats, 1 cup of pumpkin puree, and 2 cups of your choice of milk. Add a sweetener such as sugar or maple syrup, adjusting to your taste. Stir gently to combine the ingredients evenly, ensuring there are no clumps of pumpkin.

Place the saucepan over medium heat and bring the mixture to a gentle simmer. Stir frequently for about 5-7 minutes, allowing the oats to absorb the flavors of the pumpkin and milk, creating a creamy consistency.

If the oatmeal is thicker than you prefer, add a splash of milk and stir well until you reach your desired creamy consistency. Cook an additional 3-5 minutes if it's too thin.

Remove from heat and stir in your choice of spices, such as cinnamon and nutmeg, adjusting to your taste to enhance the flavor profile.

Ladle the oatmeal into warm bowls. Top with nuts, seeds, a drizzle of maple syrup, or yogurt, and serve warm.