Paula Deen's Tiramisu Cake Recipe

Ingredients

• 2 1/2 cups all purpose flour
• 1 3/4 cups plus 1/4 cup sugar
• 1 1/2 teaspoons baking soda
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 1 cup hot water
• 2 tablespoons instant espresso powder
• 1 cup Vegetable oil
• 3 large eggs
• 1 cup Sour cream
• 1 3/4 cup 1/2 cup heavy whipping cream
• 3 tablespoons coffee flavored liqueur
• 8 oz semisweet chocolate
• 2 (3 oz) packages cake-like, split ladyfingers
• 16 oz mascarpone cheese