4 Inch Vanilla Cake

Ingredients

• 1-2 Tbsp heavy whipping cream, room temperature
• 1 tsp vanilla extract or vanilla bean paste
• 1 large egg, room temperature
• 1/2 cup granulated sugar
• 2 cup powdered sugar, spooned and leveled
• 1/4 cup sour cream, room temperature
• 1/4 tsp salt
• 1/4 cup vegetable oil
• 1 tsp vanilla extract
• 3/4 cup cups all-purpose flour, spooned and leveled
• 1 tsp baking powder
• 1/4 cup milk, room temperature
• 1/2 cup unsalted butter, room temperature