0.5 cup old-fashioned rolled oats (such a Quaker®)
0.3333333333333333 cup brown sugar
0.25 cup white sugar
1 teaspoon ground cinnamon
0.5 teaspoon ground nutmeg
0.25 teaspoon ground cloves
Steps
Preheat the oven to 375 degrees F (190 degrees C).
Place cored apples on a baking sheet. Mix butter, oats, brown sugar, white sugar, cinnamon, nutmeg, and cloves together in a bowl. Stuff apples with filling.
Bake in the preheated oven until apples are tender, 25 to 35 minutes.