Chocolate Pudding Cake

Ingredients

• 2 tsp vanilla extract
• 2 cups 9 oz all-purpose flour
• 1/2 cup unsweetened cocoa powder
• 1/4 cup sour cream
• 1 tbsp baking powder
• 3/4 tsp kosher salt
• 1 cup granulated sugar
• 1 1/2 cups granulated sugar
• 1 cup boiling water
• 1/2 cup melted butter
• 1 cup milk