Preheat oven to 350°F. Grease and flour a 10 cup bundt pan.
Melt butterscotch chips in a microwave safe bowl at 50% for 30 seconds at a time until fully melted.
In a medium-sized bowl combine dry ingredients. Set aside.
In a large bowl, stir together melted butterscotch chips, pumpkin, oil, eggs, and vanilla until well combined.
Add flour mixture to wet mixture and stir until just combined.
Spoon mixture into prepared pan. Bake for 40-50 minutes until a knife or toothpick inserted in the center comes out clean. Check for doneness after 40 minutes.
Cool in pan on a wire rack for 30 minutes.
Remove from pan and cool completely on wire rack.
Sprinkle with powdered sugar and serve with whipped cream.
Notes
This is a simple but delicious cake recipe that is great for any occasion!