Place sweet potatoes in a pot and enough water just cover the potatoes.
Bring it to boil on high heat then turn the heat down to medium and simmer for 10-15 min till the potato is soft and cooked.
Drain the cooking water and add butter while the sweetpotato is still hot.
Add sugar, and cocoa powder and mash them all together with a potato masher.
Take about 2 tbs of mashed sweet potato on to a cling wrap.
Wrap the sweet potatoes and shape it like a cone.
Tap it onto the kitchen bench to flatten the bottom gently 2-3 times.
Unwrap the cling wrap and start inserting bigger pieces of choco flakes from the bottom side.
Continue inserting choco flakes bigger pieces from the bottom to smaller pieces to the top.
Repeat same for the remaining ingredients. It will make about 10 pine cones. *4
*1 You need about 2 cups of mashed sweet potatoes *2 This is not overly sweet. If you prefer sweeter treats, adjust the amount of sugar to your liking. *3 If you can not access to Choco Flakes, you can substitute with ordinary corn flakes or something similar.*4 It made about 10 edible pine cones. This is indication only.