Make pineapple-ginger topping with fresh pineapple, maple syrup, butter, and cinnamon. Spoon this sweet, spiced sauce over pancakes, waffles, or ice cream.
Melt butter in a cast-iron skillet over medium heat.Add maple syrup and pineapple.Stir, then add ginger and cinnamon.Heat until bubbling, then reduce heat and simmer for 10 minutes.