black bottom cupcakes

Ingredients For black bottom cupcakes

• 16 oz

  cream cheese, room temperature
• 2 Tbsp

  dark rum, optional
• 2 Tbsp

  white vinegar
• 2/3 c

  vegetable oil
• 1.33 c

  water
• 5/8 tsp

  salt
• 1/2 c

  cocoa
• 2 tsp

  baking soda
• 1/2 c

  brown sugar, dark and firmly packed
• 1 c

  sugar
• 3 c

  all purpose flour
• 12 oz

  semi-sweet chocolate chips
• 5/8 tsp

  salt
• 2/3 c

  sugar
• 2

  eggs
• 16 oz

  sour cream