Lemon Mug Cake

Ingredients

• 1/2 teaspoon vanilla extract
• 4 tablespoons all-purpose flour
• 1 1/2 tablespoons fresh lemon juice
• 1 - 2 teaspoons heavy cream
• 1 1/2 tablespoons cream cheese
• 1/3 cup powdered sugar
• 2 1/2 tablespoons granulated sugar
• 1/8 teaspoon salt
• 1 teaspoon lemon zest
• 1 teaspoon lemon juice
• 1/4 teaspoon baking powder
• 3 tablespoons milk
• 1 1/2 tablespoons unsalted butter