Deliciously Moist Lemon-Plum Cake

Ingredients

• 1 ½ cups all-purpose flour
• 1 teaspoon baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• 1 cup sugar
• 3 large eggs
• 1 teaspoon vanilla extract
• ½ cup vegetable oil
• 2 tablespoons freshly squeezed lemon juice
• 2 lemons, zested
• 2 tablespoons brown sugar
• 1 cup diced plums
• 1 tablespoon powdered sugar (for garnish)