Preheat the oven to 375 F.
Peel the pears and cut them in half.
Rub the pears with lemon.
Scoop out the cores with a spoon.
Melt the butter in a skillet.
Add the cinnamon, brown sugar, maple syrup, cook in low heat. Keep stirring until the sugar dissolved.
Add the pears into the syrup mixture until well coated.
Transfer the pears to an oven dish, cut side down and bake for 30 minutes or until the pears softened.