KC's Crockpot Smushed Sweet Potatoes with Apples

10lb (I think) bag of sweet potatoes (Costco)
6 granny smith apples, peeled, cored and sliced thin in to bite size pieces
1/2 cup butter/Earth's Balance
1 cup brown sugar
2 T ground cinnamon
1 t ground cloves
approx 1 t freshly ground nutmeg
1/2 cup heavy cream/Soy creamer

topping: (NEED TO CHECK MEASUREMENTS ON TOPPING)
1.5 cups pecans
3/4 cup flour
1.25 cups brown sugar
1 stick butter(Earth's Balance), chopped in to pieces

1. wash, prick and bake sweet potatoes at 350 until soft
2. after sweet potatoes are cooled, peel and put in big bowl
3. in a large saucepan melt butter, add brown sugar, cinnamon, cloves and nutmeg - stir to combine
4. add apples - cook for 15-20 or until apples are softened but not mush
5. add apple mixture to sweet potatoes and stir to combine
6. in batches, put sweet potatoes and apples through mixer to mash and combine
7. butter crockpot
8. place smooshed up sweet potatoes and apples in crockpot - smooth out top and wipe sides down (rebutter)
9. put all topping ingredients except pecans, in food processor - pulse to large crumbs - add pecans and pulse again until combined (just 1-2 times)
10. pour topping over sweet potatoes
11. cook on high for 2+ hours, until butter is all melted on top and edges are bubbling - excellent time to transport - stays hot - plug back in and keep on low/warm until serving.