Mini Gluten Free Oreo Cupcakes

Ingredients

• 3 Tbsp. butter, melted
• 1/4 c. brown sugar
• 1/2 tsp. vanilla
• 1 egg, separated
• 1/3 c. milk
• 1/2 tsp. vinegar
• 1/4 tsp. baking soda
• 1/2 tsp. baking powder
• 1/8 tsp. salt
• 1/2 c. + 2 Tbsp. gluten free flour blend
• 2 gluten free Oreos, crushed
• 2 oz. cream cheese, softened
• 2 Tbsp. butter, softened
• 1 Tbsp. cream or milk
• 1 c. powdered sugar
• 1 - 2 gluten free Oreos, crushed