Add all peach mixture ingredients into one bowl (except for the cream) and set aside
Preheat oven to 375 F or 190 C
In a separate bowl, sift all dry ingredients for the crumble.
Add the coconut oil (or butter) and mix with dry ingredients until it resembles small chunks of dough.
Oil or butter cast iron skillet and bring to a medium heat on stove top
Add peach mixture to the skillet and let it sizzle for 2-3 minutes then add your heavy cream
Carefully top your sizzling peach mixture with the crumble and let sizzle for one more minute
Add the entire cast iron skillet in the oven and bake for about 15-30 minutes
Once the peaches and cream crumble starts to smell good, remove the skillet from the oven and allow to rest for about 5 minutes. (Remember to wear oven mitts)
In a small cup, add heavy cream and whip until it becomes whipped cream
Dish out your peaches and cream crumble and top with whipped cream
Enjoy!