Ghirardelli Mini Chocolate Chip Cakes

Ingredients

• 2 1/2 cups cake flour (see note below)
• 1 1/2 tsp baking powder
• 1/2 tsp baking soda
• 3/4 tsp salt
• 3/4 cup unsalted butter, at room temperature
• 1 1/2 cups sugar
• 1 Tbsp vanilla extract
• 2 large eggs, at room temperature
• 1 cup low-fat buttermilk, at room temperature
• 1/4 cup plain fat-free Greek yogurt, at room temperature
• 3/4 cup Ghirardelli 60% Cacao Bittersweet Chocolate Chips
• 1 1/2 cups unsalted butter, softened
• 1 cup Ghirardelli unsweetened cocoa powder, sifted
• 2 tsp vanilla extract
• 4 cups powdered sugar, divided
• 1/2 cup Ghirardelli 60% Cacao Bittersweet Chocolate Chips, melted and slightly cooled
• 5 Tbsp heavy cream