Red Velvet Heart Cake

Ingredients

• 2 ½ cups cake flour
• 1 tsp salt
• ¼ cup cocoa powder
• 1 ½ cups sugar
• 1 ½ cups vegetable oil
• 2 large eggs
• ¼ cup red food coloring
• 1 tsp vanilla extract
• 1 cup buttermilk
• 1 ½ tsp baking soda
• 2 tsp white vinegar
• 500 g cream cheese (room temperature)
• 3 cups unsalted butter (room temperature)
• 5 cups powdered sugar
• 2 tsp vanilla extract
• Festive sprinkles