Chocolate Spartak Cake Recipe

Name: Chocolate Spartak Cake Recipe
Prep time: 1 h
Cook time: 20 min
Total time: 1 h 20 min
Cuisine: Eastern European, European
Ingredients: 1 egg; 1 cup sugar; 4 Tbsp unsalted butter (softened); 1/3 cup warm milk; 1 tsp baking soda; 2 cups minus 1 tbsp all-purpose flour; 1 1/2 Tbsp unsweetened cocoa; 2 sticks (16 Tbsp butter, softened at room temp); 14 oz can sweetened condensed milk (raw/un-cooked); 8 oz package cream cheese (soft at room temp); 3/4 cup of very cold heavy whipping cream; 1 1/2 Tbsp powdered sugar