Chocolate Chip and Mascarpone Cupcakes

INGREDIENTS

• 1/2 teaspoon vanilla extract
• 1 tablespoon vanilla extract
• 1 cup water
• 1 cup vegetable oil
• 3 cups all-purpose flour
• 1/2 teaspoon baking powder
• Special equipment: 2 (12-count) muffin pans with paper liners
• 1 teaspoon fine sea salt
• 5 ounces unsweetened chocolate, chopped
• 2/3 cup heavy whipping cream
• 2 1/4 cups sugar
• 1 cup (6 ounces) semisweet chocolate chips (recommended: Nestle morsels)
• 1 teaspoon baking soda
• 3 large eggs
• 1/3 cup mascarpone cheese, at room temperature