To this add 1 to 2 tbsp of sugar according to the sweetness of the apple. Also add the cinnamon powder to this and the lemon juice.
Saute the apple for 3 to 4 min in low to med flame and cook nicely. The sugar gets melted and begin to caramelize and also the apple should be cooked for 70 to 75 % only. Transfer to a bowl and let it cool down.
You can use sandwich or milk bread for these rolls. Remove the sides of the bread.
To this spread the butter nicely. You can use either salted or unsalted butter for this.
Sprinkle some of sugar cinnamon mixture on top of the bread rolls before serving.
Check the below notes