INGREDIENTS
2 1/4 cups
all-purpose flour
1/4 cup
+2 Tbsp black cocoa powder
1/4 cup
+2 Tbsp Dutch-processed cocoa powder (sifted)
1 tsp
baking soda
1 tsp
salt
1/2 cup
milk (room temperature)
1 cup
sour cream (room temperature)
1 cup
unsalted butter (room temperature)
1 1/2 cups
granulated sugar
4
large eggs
1 tsp
vanilla
2 1/2 cups
Oreo cookie chunks (approx. 12-15 cookies)
2 cups
marshmallow fluff (store-bought or homemade)
1/2 cup
powdered sugar
2 tbsp
heavy whipping cream