You might need to buy:
- dark brown sugar
- heavy cream
- melted butter
- cinnamon
- salt
- mini marshmallows
- Oatmeal Streusel:
- - 1/2 cup rolled oats
- - 4 tablespoons dark brown sugar
- - 2 tablespoon all-purpose flour
- - 1/4 teaspoon ground cinnamon
- - 4 tablespoons cold butter