Dulce De Leche French Toast

Ingredients

• 1 loaf of brioche bread, sliced 1.5 inches thick
• 2 eggs
• 1 cup half-and-half
• 1/2 cup whole milk
• 1/4 teaspoon ground cinnamon
• 1/4 cup dulce de lèche, plus more for drizzling
• 1 tablespoon rum
• 1 cup oil
• powdered sugar for dusting